{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"为了研究轧制温度对复合板界面结合强度的影响,采用真空热轧法制备了不锈钢复合板,利用OM、EP-MA观察分析了不锈钢复合板界面组织和合金元素扩散.结果表明,碳钢中碳、铁元素向不锈钢扩散,不锈钢中铬、镍等元素向碳钢扩散,界面处出现Si-Mn-O三元化合物,合金元素扩散随轧制温度的升高而趋于严重.远离界面碳钢的组织为铁素体和珠光体组织,靠近界面碳钢的组织为铁素体组织.碳钢至界面处硬度先减小后升高,界面至不锈钢内部硬度先升高后下降,距界面约40μm碳钢侧的维氏硬度值最低约为121.8HV,距界面约20μm不锈钢侧的维氏硬度值最高约为245.5HV.从1100到1300℃,剪切强度随轧制温度的升高而升高,1300℃轧制获得的界面剪切强度为463 MPa,远远超过基体的剪切强度.","authors":[{"authorName":"<span style=\"color:red\">代</span><span style=\"color:red\">响</span><span style=\"color:red\">林</span>","id":"eced411d-6b5c-4629-ac49-c9baaae46df3","originalAuthorName":"代响林"},{"authorName":"刘宝玺","id":"7278f5f9-374d-4572-9646-88629c5b28dd","originalAuthorName":"刘宝玺"},{"authorName":"马久乐","id":"f4f336ad-091a-41b6-8729-0f2e5f5a0aef","originalAuthorName":"马久乐"},{"authorName":"魏剑云","id":"09acd1a3-d565-4be4-8388-565330212efc","originalAuthorName":"魏剑云"},{"authorName":"殷福星","id":"d97eb3be-dd72-45f8-8254-8ffffeadaac0","originalAuthorName":"殷福星"}],"doi":"10.13228/j.boyuan.issn0449-749x.20160282","fpage":"65","id":"293d5eb3-fbd4-47f2-bd7e-4dce0c43d24b","issue":"2","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"0a336c11-55d6-4a9f-9746-c741c309c533","keyword":"不锈钢复合板","originalKeyword":"不锈钢复合板"},{"id":"385f812f-acaa-4b99-ae35-dd33c9f61a0f","keyword":"真空热轧","originalKeyword":"真空热轧"},{"id":"9fdf7633-3690-4335-b892-776ac4d4fb85","keyword":"组织","originalKeyword":"组织"},{"id":"7f4f5d95-3435-4f64-9933-794cfe83ad1a","keyword":"硬度","originalKeyword":"硬度"},{"id":"3cdae5e4-1c03-46e7-a591-6012ff7e5894","keyword":"剪切强度","originalKeyword":"剪切强度"}],"language":"zh","publisherId":"gt201702014","title":"真空热轧法制备不锈钢复合板组织和力学性能","volume":"52","year":"2017"},{"abstractinfo":"介绍了卡<span style=\"color:red\">林</span>型金矿称谓的演变及不同学者在卡<span style=\"color:red\">林</span>型金矿认识上的差异,通过分析这些不同称谓演变和认识上的差异,结合笔者多年来在滇黔桂\"金三角\"地区的找矿实践和思考,认为:对卡<span style=\"color:red\">林</span>型金矿应\"只求同\"(要求其最基本的表面的特征相同或相似),\"须存异\"(容矿岩石、产出地质背景、成因等有所不同),卡<span style=\"color:red\">林</span>型金矿本身不具有成因意义,不是一种成因类型;判别卡<span style=\"color:red\">林</span>型金矿有4条标准;依据4条标准,将卡<span style=\"color:red\">林</span>型金矿定义为区带上_集中分布的(超)微细、浸染、中低温热液矿床.","authors":[{"authorName":"周余国","id":"601a5c6e-0362-415f-aba4-40c05967bfaa","originalAuthorName":"周余国"},{"authorName":"刘继顺","id":"90a5d0aa-e03e-4dac-8ce2-bdcbac61b5d7","originalAuthorName":"刘继顺"},{"authorName":"欧阳玉飞","id":"d958db5b-4345-4219-9031-051aac245d76","originalAuthorName":"欧阳玉飞"},{"authorName":"何兆波","id":"63824c72-c6e3-4a72-b2ea-8d4422cbe96f","originalAuthorName":"何兆波"},{"authorName":"高启芝","id":"bd8ebde0-4a11-4919-aa91-ff82b0e860bc","originalAuthorName":"高启芝"}],"doi":"10.3969/j.issn.1001-1277.2008.11.003","fpage":"7","id":"916bd044-ae39-4754-9af3-178aef2edf2d","issue":"11","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"75039784-1063-478e-adec-5dc3d4f82eca","keyword":"卡<span style=\"color:red\">林</span>型金矿","originalKeyword":"卡林型金矿"},{"id":"56223c23-11f7-4bf1-b40c-ed63013eefb5","keyword":"判别标准","originalKeyword":"判别标准"},{"id":"c1d26690-d78f-46b0-9903-3a6a6ca2c701","keyword":"再定义","originalKeyword":"再定义"}],"language":"zh","publisherId":"huangj200811003","title":"卡<span style=\"color:red\">林</span>型金矿的再定义","volume":"29","year":"2008"},{"abstractinfo":"蛇屋山金矿床是20世纪90年<span style=\"color:red\">代</span>初在鄂南地区发现的最大规模的卡<span style=\"color:red\">林</span>型金矿床,与其相邻的富水卡<span style=\"color:red\">林</span>型金矿床也属同种类型.在总结前人有关研究成果的基础上,综合分析蛇屋山与富水卡<span style=\"color:red\">林</span>型金矿床的成矿地质条件,认为二者具有相同的成矿地质背景和矿床地质特征,并且形成于同一时期.因此,认为鄂南地区具有较好的卡<span style=\"color:red\">林</span>型金矿床找矿远景,并以此为基础初步对鄂南地区卡<span style=\"color:red\">林</span>型金矿床的找矿标志进行了总结.","authors":[{"authorName":"刘蕴光","id":"a200699b-092f-4b8e-9723-be9ac8303c46","originalAuthorName":"刘蕴光"},{"authorName":"王敏芳","id":"41d4eb3e-fc20-4f41-92f3-2d243f09d640","originalAuthorName":"王敏芳"},{"authorName":"肖凡","id":"4ce514fb-bcf2-4387-8b45-b95d3aa7d3b8","originalAuthorName":"肖凡"}],"doi":"10.3969/j.issn.1001-1277.2012.03.004","fpage":"17","id":"0dce0aa6-0214-4ea3-89b9-cb1e1aa0bca4","issue":"3","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"2d551cb1-72ec-4b91-abde-0927da91f612","keyword":"矿床地质特征","originalKeyword":"矿床地质特征"},{"id":"743155ef-ef3a-4c74-a362-fb5a42d045f9","keyword":"找矿标志","originalKeyword":"找矿标志"},{"id":"edf27bbe-2994-4b80-bf1e-c10e2eef327e","keyword":"卡<span style=\"color:red\">林</span>型金矿床","originalKeyword":"卡林型金矿床"},{"id":"6e8ac59a-e52e-4f02-9e1c-5f85feb1da1c","keyword":"蛇屋山金矿床","originalKeyword":"蛇屋山金矿床"},{"id":"066875e1-ab77-493b-8c18-57ff0832b163","keyword":"富水金矿床","originalKeyword":"富水金矿床"},{"id":"01aa0b3c-f0c2-4933-a0ad-fef11ab7952e","keyword":"鄂南地区","originalKeyword":"鄂南地区"}],"language":"zh","publisherId":"huangj201203004","title":"鄂南地区蛇屋山与富水卡<span style=\"color:red\">林</span>型金矿床的矿床地质特征对比及找矿标志研究","volume":"33","year":"2012"},{"abstractinfo":"研究了海南岛滨海砂土上3<span style=\"color:red\">代</span>木麻黄<span style=\"color:red\">林</span>生态系统中稀土元素含量和分布.土壤稀土元素分布模式基本上与世界土壤和我国土壤相同,呈负斜率分布,轻稀土相对富集,土壤和植物都存在不同程度的Eu负异常.木麻黄林下砂土的稀土元素总含量很低,从第1<span style=\"color:red\">代</span><span style=\"color:red\">林</span>到第3<span style=\"color:red\">代</span>林分别为:42.716、45.416、14.457μg/g.植物体中的稀土元素的总含量也很低.从第1<span style=\"color:red\">代</span><span style=\"color:red\">林</span>到第3<span style=\"color:red\">代</span><span style=\"color:red\">林</span>,木麻黄根ΣREE分别为0.722、 1.444、 1.887μg/g,枝分别为0.354、 0.318、 0.267μg/g,叶分别为0.492、1.312、0.715μg/g.第3<span style=\"color:red\">代</span>木麻黄<span style=\"color:red\">林</span>土壤中ΣREE最低,但根中的ΣREE最高,叶中的ΣREE高于第1<span style=\"color:red\">代</span><span style=\"color:red\">林</span>.表明幼林对稀土元素摄取强烈.在土壤植物-系统中稀土元素分布为土壤>根>叶>粗枝.","authors":[{"authorName":"刘强","id":"0a7d8b4a-65be-47a3-b8cf-975faba4042a","originalAuthorName":"刘强"},{"authorName":"毕华","id":"b1b91aa9-5dcf-48c4-930a-02b1fa242d1e","originalAuthorName":"毕华"},{"authorName":"黄澜","id":"979a8607-6473-41c5-847a-c1c1e90414d1","originalAuthorName":"黄澜"},{"authorName":"彭少麟","id":"ac76eeb0-a500-4c6c-8982-08b8a0eceb0c","originalAuthorName":"彭少麟"},{"authorName":"沈承德","id":"46b29ace-14cd-4921-b0b6-45a31178fe66","originalAuthorName":"沈承德"}],"doi":"10.3969/j.issn.1004-0277.2003.03.014","fpage":"51","id":"9a2dd7f9-c16b-4107-a013-9958737657c7","issue":"3","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"ae261735-6027-4d57-98ee-8f653df0c093","keyword":"木麻黄","originalKeyword":"木麻黄"},{"id":"cc96363e-6bba-4a90-a99b-f3b6cd036845","keyword":"生态系统","originalKeyword":"生态系统"},{"id":"7fe74499-23e1-4c4f-8a62-6790c052d9e2","keyword":"稀土元素","originalKeyword":"稀土元素"},{"id":"2123cdc1-bd49-4c14-83f6-84155643a00e","keyword":"含量","originalKeyword":"含量"},{"id":"beb65e40-994a-44a3-b9c7-280e66aad0b9","keyword":"分布","originalKeyword":"分布"}],"language":"zh","publisherId":"xitu200303014","title":"三<span style=\"color:red\">代</span>木麻黄林中稀土元素的含量与分布","volume":"24","year":"2003"},{"abstractinfo":"油田油管属中高含硅钢管,在热浸镀锌过程中通常产生＂圣德<span style=\"color:red\">林</span>效应＂,致使镀层结合力差,易起皮脱落。多次试验表明,向锌液中添加多元合金及热浸镀过程中使用振荡器可有效抑制＂圣德<span style=\"color:red\">林</span>效应＂（Sandelin effect）的产生。","authors":[{"authorName":"郭士强","id":"bcd4b0c1-ea97-4b92-8cd4-85b71b8f28c2","originalAuthorName":"郭士强"},{"authorName":"朱殿瑞","id":"a5f802ed-d325-4136-a94a-6db6a46b3c65","originalAuthorName":"朱殿瑞"},{"authorName":"李福军","id":"8157ef52-360b-42ca-93e6-31256f3dfebb","originalAuthorName":"李福军"}],"doi":"","fpage":"542","id":"9f4398be-4da5-4bef-9719-12e1bc7ee06e","issue":"6","journal":{"abbrevTitle":"FSYFH","coverImgSrc":"journal/img/cover/FSYFH.jpg","id":"25","issnPpub":"1005-748X","publisherId":"FSYFH","title":"腐蚀与防护"},"keywords":[{"id":"13455263-42fa-4a47-bb64-1cc93931b93d","keyword":"高硅钢","originalKeyword":"高硅钢"},{"id":"406dbda8-4126-49f2-a131-3429e1226f11","keyword":"圣德<span style=\"color:red\">林</span>效应","originalKeyword":"圣德林效应"},{"id":"0848c492-d9d2-4035-a87b-809ed657206f","keyword":"合金化","originalKeyword":"合金化"}],"language":"zh","publisherId":"fsyfh201206023","title":"中高含硅钢抑制“圣德<span style=\"color:red\">林</span>效应”的研究","volume":"33","year":"2012"},{"abstractinfo":"秦岭地区为我国卡<span style=\"color:red\">林</span>型金矿重要产地之一,矿床明显受地层层位及构造控制,呈层状、似层状及透镜状产出.金矿化与硅化、黄铁矿化等蚀变关系密切.成矿流体以渗流热卤水为主.成矿主要发生在印支-燕山期.本文总结的我国秦岭地区卡<span style=\"color:red\">林</span>型金矿地质特征,对寻找此类型金矿具指导意义.","authors":[{"authorName":"马光","id":"d2c0a37e-90ec-44f2-8a77-9ab44d2937cc","originalAuthorName":"马光"},{"authorName":"刘继顺","id":"e20da6b1-ea0c-4b32-8416-1143a0e5910c","originalAuthorName":"刘继顺"},{"authorName":"宫丽","id":"8b8308a4-5ea3-4303-8ce5-5241bd56975b","originalAuthorName":"宫丽"}],"doi":"10.3969/j.issn.1001-1277.2004.03.003","fpage":"8","id":"32f971cf-91e7-4f52-b0fe-fb1c35cc47c3","issue":"3","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"26eb09e8-010e-4e87-812d-d13671c2432c","keyword":"秦岭","originalKeyword":"秦岭"},{"id":"6063a2bb-fba4-409e-862c-070ee8ca3e20","keyword":"卡<span style=\"color:red\">林</span>型金矿","originalKeyword":"卡林型金矿"},{"id":"db081e88-fd65-4588-9cc3-c58f28ff3581","keyword":"地质特征","originalKeyword":"地质特征"}],"language":"zh","publisherId":"huangj200403003","title":"秦岭地区卡<span style=\"color:red\">林</span>型金矿地质特征","volume":"25","year":"2004"},{"abstractinfo":"综述了卤<span style=\"color:red\">代</span>液晶近年来的进展,讨论了卤原子引入液晶端基、侧向位置及中心桥键等位置对液晶相变行为和光电性能的影响; 简要叙述了卤<span style=\"color:red\">代</span>液晶的应用等.","authors":[{"authorName":"宋晓凤","id":"b1634d7a-5a22-49d8-ad51-eecffcddec9a","originalAuthorName":"宋晓凤"},{"authorName":"侯君","id":"53cf67e2-f8a8-4c3f-a2f8-beb34d0a7969","originalAuthorName":"侯君"},{"authorName":"郑远洋","id":"63a5e12d-a17a-414e-a1c2-410548100357","originalAuthorName":"郑远洋"}],"doi":"10.3969/j.issn.1007-2780.1999.01.011","fpage":"50","id":"8f9e443e-a8ee-48ad-a476-8be775af59a7","issue":"1","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"f680cdbd-72ef-4e1a-970e-dd4218fe3847","keyword":"卤<span style=\"color:red\">代</span>液晶","originalKeyword":"卤代液晶"},{"id":"2838fbe3-f5e3-435b-82fb-fa6706d6e0e0","keyword":"相变","originalKeyword":"相变"},{"id":"dd9c7dbd-2db2-4517-9708-89ca4c667350","keyword":"光电特性","originalKeyword":"光电特性"}],"language":"zh","publisherId":"yjyxs199901011","title":"卤<span style=\"color:red\">代</span>液晶进展","volume":"14","year":"1999"},{"abstractinfo":"在应用<span style=\"color:red\">林</span>尼克结构干涉测量系统进行测量时,发现系统存在一个近似为二次曲面的测量误差.根据光学干涉系统的测量原理,分别对<span style=\"color:red\">林</span>尼克结构干涉测量系统的相移器误差、摄像机误差和光学系统误差进行了分析,确定光学系统误差是干涉测量系统的主要误差源,其中显微物镜焦点轴向误差是产生系统测量误差曲面的主要原因.以平面为实验测量样件,应用测量系统对参考光臂显微物镜的不同轴向位置进行了测量,通过分析测量结果验证了焦点轴向误差对系统测量误差的影响,并与理论结果进行了比较.","authors":[{"authorName":"王海珊","id":"74103e34-67a9-4b9a-847b-0db32514eb6c","originalAuthorName":"王海珊"},{"authorName":"史铁<span style=\"color:red\">林</span>","id":"57a9b6e7-85ce-4dbf-bd25-13dc9928f56d","originalAuthorName":"史铁林"},{"authorName":"刘世元","id":"c2f5f09b-8556-4715-886f-4c5ee48b390c","originalAuthorName":"刘世元"},{"authorName":"冯奎景","id":"68a1496a-7158-49b3-8692-f4da9daa3c94","originalAuthorName":"冯奎景"},{"authorName":"廖广兰","id":"2d8020a9-b19d-4bff-b343-cbb939cfd41d","originalAuthorName":"廖广兰"}],"doi":"10.3969/j.issn.1007-4252.2008.01.032","fpage":"143","id":"1bb2db10-1f1a-40c4-ab98-1fd282cfc03f","issue":"1","journal":{"abbrevTitle":"GNCLYQJXB","coverImgSrc":"journal/img/cover/GNCLYQJXB.jpg","id":"34","issnPpub":"1007-4252","publisherId":"GNCLYQJXB","title":"功能材料与器件学报   "},"keywords":[{"id":"07904a58-ff52-4e71-8079-38293d28c011","keyword":"<span style=\"color:red\">林</span>尼克结构干涉测量系统","originalKeyword":"林尼克结构干涉测量系统"},{"id":"046b02b0-9fb4-4f8f-9c03-da5e4c8e668f","keyword":"系统测量误差","originalKeyword":"系统测量误差"},{"id":"d1666d9d-4e3a-40ee-8f1e-b10f2f9a45bd","keyword":"焦点轴向误差","originalKeyword":"焦点轴向误差"},{"id":"ac6e7616-d438-46cb-aeaa-b0803dabca7f","keyword":"相移器误差","originalKeyword":"相移器误差"},{"id":"b8771dbd-dfc5-4fb6-8229-bd058c68008c","keyword":"摄像机误差","originalKeyword":"摄像机误差"}],"language":"zh","publisherId":"gnclyqjxb200801032","title":"<span style=\"color:red\">林</span>尼克结构干涉测量系统误差分析","volume":"14","year":"2008"},{"abstractinfo":"卡<span style=\"color:red\">林</span>型金矿通常具有品位低、规模大、埋藏浅等特点，矿石中多含有砷、硫、锑及有机碳等有害杂质，属难处理金矿资源，也是中国重点开发的金矿类型。简要介绍了其资源量及分布特点，同时分析了其难选难浸的主要原因；评述了卡<span style=\"color:red\">林</span>型金矿几种主要预处理技术的优缺点及适用性，主要包括焙烧法、浮选-焙烧法、生物氧化法、热压氧化法及其他预处理方法。","authors":[{"authorName":"崔毅琦","id":"a66708e5-b169-49be-aecc-73b6cf3467bb","originalAuthorName":"崔毅琦"},{"authorName":"陈海亮","id":"87b14c11-5c89-4255-b616-a9311fc890b8","originalAuthorName":"陈海亮"},{"authorName":"董鹏","id":"2c6f1c9d-3619-401b-be90-51fd9fa2bda8","originalAuthorName":"董鹏"},{"authorName":"童雄","id":"70a26020-bc9e-4d11-bead-0a5b6073aba6","originalAuthorName":"童雄"},{"authorName":"孟奇","id":"0afb95ca-8cfd-420f-9faa-aa7e11712a6e","originalAuthorName":"孟奇"}],"doi":"10.11792/hj20141014","fpage":"61","id":"69467af3-2cb6-4624-876a-9613b1bf6fe3","issue":"10","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"ee0ad380-e36b-464d-bc66-c4e95c3348e7","keyword":"卡<span style=\"color:red\">林</span>型金矿","originalKeyword":"卡林型金矿"},{"id":"8d7b59e7-4f98-4c7a-8f50-d910df2488f5","keyword":"焙烧","originalKeyword":"焙烧"},{"id":"e25bc516-22e0-40fb-a1f8-cf4d470adf25","keyword":"浮选","originalKeyword":"浮选"},{"id":"8b3f23c3-feaa-48e7-9d6e-4487358ff4e6","keyword":"生物氧化","originalKeyword":"生物氧化"},{"id":"b6597c9a-ceff-4916-9e45-649f9e5f4180","keyword":"热压氧化","originalKeyword":"热压氧化"}],"language":"zh","publisherId":"huangj201410018","title":"卡<span style=\"color:red\">林</span>型金矿预处理技术研究现状","volume":"","year":"2014"},{"abstractinfo":"本文介绍了一台由热声斯特<span style=\"color:red\">林</span>发动机及其驱动的直线发电机组成的热声斯特<span style=\"color:red\">林</span>发电系统原理样机.一方面为满足发电机与发动机间体积流率和相位的匹配要求,另一方面为了能在直线发电机活塞处获得较好的压力波与体积流率间相位关系、提高直线发电机的电功输出能力,装置保留了发动机原有的锥形谐振管.初步实验以氦气为工质,在2.5MPa平均压力、64Hz工作频率下,获得了97W的电功.本文还分析了该热声发电系统的效率,得出直线发电机声电转换效率超过了0.8.然而由于谐振管耗散了大量的声功,目前整机的热电转换效率还较低.","authors":[{"authorName":"吴张华","id":"9ead5237-5b4d-4c7d-8df5-73d4bfc435ff","originalAuthorName":"吴张华"},{"authorName":"李山峰","id":"c8e3aa3a-2221-4458-b6b3-d7479a07c711","originalAuthorName":"李山峰"},{"authorName":"罗二仓","id":"16d7a20e-6c49-4100-9449-b9c36e26f07d","originalAuthorName":"罗二仓"},{"authorName":"戴巍","id":"57ccc419-0cd8-494f-b085-59f1fe1c5d03","originalAuthorName":"戴巍"}],"doi":"","fpage":"195","id":"eef24acf-d1ee-458e-8406-7e6001a57f45","issue":"2","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报   "},"keywords":[{"id":"bb9067b1-85ad-48fa-bab5-f7d33acf1f6f","keyword":"热声发电","originalKeyword":"热声发电"},{"id":"2cb14dad-6bbb-41ff-926f-5ff1e55721d2","keyword":"热声斯特<span style=\"color:red\">林</span>发动机","originalKeyword":"热声斯特林发动机"},{"id":"6fdcc388-dd57-4cec-9d45-4a146e3ac23a","keyword":"直线发电机","originalKeyword":"直线发电机"}],"language":"zh","publisherId":"gcrwlxb200802004","title":"热声斯特<span style=\"color:red\">林</span>发电系统的实验研究","volume":"29","year":"2008"}],"totalpage":250,"totalrecord":2498}