{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"在盐酸介质中,二溴对甲偶氮羧与钡形成2∶1的络合物,其最大吸收波长为605nm,摩尔吸光系数ε＝1.75×104,形成的络合物稳定性好,吸光度在48h内保持不变.显色体系具有较好的选择性,大量常见离子不干扰测定.钡量在0～16μg/10mL范围内符合比尔定律.方法应用于铁合金中微量钡的测定,结果满意.","authors":[{"authorName":"陈金木","id":"c8d63c5f-7366-4cf6-bd6c-c56136bb3498","originalAuthorName":"陈金木"},{"authorName":"程坚平","id":"70a11d54-5f96-48b1-9ca5-2b9648b2fbd6","originalAuthorName":"程坚平"},{"authorName":"许祥红","id":"32fd252e-9bce-4c3f-838d-42d777482bf0","originalAuthorName":"许祥红"},{"authorName":"王光明","id":"9d2a8a5d-5781-44e3-a49c-e1d570cc00d9","originalAuthorName":"王光明"},{"authorName":"<span style=\"color:red\">郭</span><span style=\"color:red\">德</span><span style=\"color:red\">济</span>","id":"ab96f1fc-d6d2-4841-b1bb-2a042a7592fd","originalAuthorName":"郭德济"},{"authorName":"焦传英","id":"f3e14524-a9d0-4708-8dac-b452cf664972","originalAuthorName":"焦传英"}],"doi":"10.3969/j.issn.1000-7571.2000.04.004","fpage":"11","id":"75482655-fcc7-4e79-85c0-74b0b197235e","issue":"4","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"dc149eb2-24ba-4a1c-984e-931f03fa2e50","keyword":"钡","originalKeyword":"钡"},{"id":"349b23bf-6bd5-4844-85a4-4d885a0e43da","keyword":"铁合金","originalKeyword":"铁合金"},{"id":"d29115f6-fd37-4451-8ae5-524c4b1b5c21","keyword":"二溴对甲偶氮羧","originalKeyword":"二溴对甲偶氮羧"},{"id":"234f011b-484a-4996-a297-48cda72d1099","keyword":"分光光度法","originalKeyword":"分光光度法"}],"language":"zh","publisherId":"yjfx200004004","title":"二溴对甲偶氮羧分光光度法测定铁合金中微量钡","volume":"20","year":"2000"},{"abstractinfo":"在pH2的盐酸介质中,以丙酮为增敏剂,以磺基水杨酸抑制钙与铁的干扰,采用火焰原子吸收法测定硅铁合金中痕量钴.钴的浓度在0～16μg/mL范围内符合比尔定律.方法相对标准偏差RSD=2.1%,回收率为99%～102%,样品测定结果令人满意.","authors":[{"authorName":"<span style=\"color:red\">郭</span><span style=\"color:red\">德</span><span style=\"color:red\">济</span>","id":"c32f5e27-5f42-4cb2-8cd2-fab59a044a21","originalAuthorName":"郭德济"},{"authorName":"范纯","id":"a99ad86c-93d7-4e03-a3fe-301f58d953a6","originalAuthorName":"范纯"},{"authorName":"王光明","id":"abb28101-1b93-443f-8864-e8d63ea56d36","originalAuthorName":"王光明"},{"authorName":"程坚平","id":"137a1714-754c-4061-a142-34205dd741db","originalAuthorName":"程坚平"},{"authorName":"陈金木","id":"4e544596-17bb-45db-ba21-95a9cda2931b","originalAuthorName":"陈金木"},{"authorName":"缪琳","id":"fc82f925-2b7e-47a9-b805-71dc62f53d3a","originalAuthorName":"缪琳"}],"doi":"10.3969/j.issn.1000-7571.1999.06.009","fpage":"24","id":"aa78f56f-d6dd-4e02-aaf7-114fb936ac97","issue":"6","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"ec4ccfc8-0df4-46a2-8537-a9376ba246ec","keyword":"原子吸收法","originalKeyword":"原子吸收法"},{"id":"d76df7f2-0a58-4db8-8b16-05b6780a2456","keyword":"硅铁合金","originalKeyword":"硅铁合金"},{"id":"be3a2700-4ef3-4f53-8493-ed9187bdb985","keyword":"钴","originalKeyword":"钴"},{"id":"583678c2-890b-4aec-a3e6-5cb02b91990a","keyword":"丙酮","originalKeyword":"丙酮"}],"language":"zh","publisherId":"yjfx199906009","title":"火焰原子吸收法测定铁合金中痕量钴","volume":"19","year":"1999"},{"abstractinfo":"本文研究了硅铁合金中痕量铬(＜0.01%)的石墨炉原子吸收分析方法.试样经硝酸、氢氟酸除去绝大部分硅后,选用标准加入法,直接在 357.9nm处测定铬.本法特征浓度为0.09ng/mL/1%吸收,线性范围为0.2～120ng/mL,回收率为95%～110%,可用于铬含量为0.0000x%～0.00x%的硅铁合金测定.","authors":[{"authorName":"华静","id":"f2b3f24b-bf62-4f85-90ba-fec9a5ae642a","originalAuthorName":"华静"},{"authorName":"许祥红","id":"54688080-9f1d-4020-9837-83498436139c","originalAuthorName":"许祥红"},{"authorName":"程坚平","id":"aab15f66-f64e-4b7c-90d8-9ec1797bcd1d","originalAuthorName":"程坚平"},{"authorName":"<span style=\"color:red\">郭</span><span style=\"color:red\">德</span><span style=\"color:red\">济</span>","id":"2a26d71c-812a-47c0-b4ca-5353b376a08d","originalAuthorName":"郭德济"},{"authorName":"王光明","id":"f33db6c7-e7b3-4de3-8de5-24abaed71a79","originalAuthorName":"王光明"}],"doi":"10.3969/j.issn.1000-7571.2001.04.024","fpage":"66","id":"eb4f3312-6968-4fec-b330-10ddfd39e5f5","issue":"4","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析   "},"keywords":[{"id":"6ba288bd-f139-41f0-9882-0e21db39a947","keyword":"石墨炉原子吸收法","originalKeyword":"石墨炉原子吸收法"},{"id":"81375444-074c-4322-8de9-209e44daf40f","keyword":"硅铁合金","originalKeyword":"硅铁合金"},{"id":"4b44821a-05a2-4462-a24a-21d2223fb7a4","keyword":"铬","originalKeyword":"铬"},{"id":"5c219782-f5ff-47a9-af7b-b5fb537100bb","keyword":"标准加入法","originalKeyword":"标准加入法"}],"language":"zh","publisherId":"yjfx200104024","title":"石墨炉原子吸收法测定硅铁合金中痕量铬","volume":"21","year":"2001"},{"abstractinfo":"为了明确榆<span style=\"color:red\">济</span>天然气管道内腐蚀原因,首先对榆<span style=\"color:red\">济</span>天然气管道输送天然气成分、清管记录等服役状况进行调研.其次针对管道内壁不同时钟位置的腐蚀状况进行宏观腐蚀形貌观察,使用扫描电镜(SEM)对腐蚀产物进行微观观察,使用X射线衍射(XRD)对腐蚀产物进行成分分析.结果表明,管道内部存在局部腐蚀,腐蚀产物以Fe2O3和FeCO3为主.因此CO2腐蚀是造成榆<span style=\"color:red\">济</span>天然气管道内腐蚀的主要原因.","authors":[{"authorName":"李天成","id":"3bfaee69-ae16-4364-8cf0-28c08ed26391","originalAuthorName":"李天成"}],"doi":"","fpage":"282","id":"f14643dc-813e-4852-a314-7955be3f620d","issue":"3","journal":{"abbrevTitle":"FSYFH","coverImgSrc":"journal/img/cover/FSYFH.jpg","id":"25","issnPpub":"1005-748X","publisherId":"FSYFH","title":"腐蚀与防护"},"keywords":[{"id":"7d529057-af5e-4e47-a215-3a771457a2f5","keyword":"天然气管道","originalKeyword":"天然气管道"},{"id":"da6d07b5-0a15-482c-8586-ce715ee7f012","keyword":"内腐蚀CO2","originalKeyword":"内腐蚀CO2"}],"language":"zh","publisherId":"fsyfh201403018","title":"榆<span style=\"color:red\">济</span>天然气管道内腐蚀原因","volume":"35","year":"2014"},{"abstractinfo":"对<span style=\"color:red\">德</span>马克连铸机存在的问题进行分析,并针对存在问题进行技术改造,收到较好的效果,使铸坯质量和产量得到明显的提高.","authors":[{"authorName":"姜振强","id":"09c1d70f-8c55-47ae-ba0f-c0e77f57b958","originalAuthorName":"姜振强"},{"authorName":"<span style=\"color:red\">郭</span>广文","id":"a17f5c61-3ee8-48b8-a907-1897fc12daaf","originalAuthorName":"郭广文"},{"authorName":"陈树林","id":"6d5932f7-228e-47bd-8e6d-5b42150a9407","originalAuthorName":"陈树林"}],"doi":"10.3969/j.issn.1005-4006.2003.05.005","fpage":"12","id":"5777ebc2-0764-44e5-8805-c7c4c71980c2","issue":"5","journal":{"abbrevTitle":"LZ","coverImgSrc":"journal/img/cover/LZ.jpg","id":"52","issnPpub":"1005-4006","publisherId":"LZ","title":"连铸"},"keywords":[{"id":"21ad4ab9-9ba1-467e-b781-12be7452c174","keyword":"","originalKeyword":""}],"language":"zh","publisherId":"lz200305005","title":"<span style=\"color:red\">德</span>马克连铸机系统改造","volume":"","year":"2003"},{"abstractinfo":"以惠<span style=\"color:red\">济</span>河水系开封段底泥为研究对象,沿河采集75个底泥样品,测定了样品中重金属Cd、Cr、Cu、Ni、Pb和Zn的含量,并采用富集系数法分析重金属富集污染程度和潜在生态风险指数法评价重金属的潜在生态风险.结果表明,惠<span style=\"color:red\">济</span>河开封段底泥Cd、Cr、Cu、Ni、Pb和Zn平均含量分别为24.51、67.86、290.65、28.46、115.34、1936.95 mg·kg-1,远高于我国潮土背景值.富集系数分析表明,底泥各重金属污染程度由高到低依次为:Cd(146.10) ＞Zn(19.62)＞ Cu(9.89) ＞Pb(3.83) ＞Cr(0.89) ＞Ni(0.88),其中Cd、Cu、Zn已显著富集污染,Cr、Ni无明显富集污染.生态风险评价结果表明,底泥各重金属平均潜在生态风险系数的大小顺序依次为:Cd＞Cu＞Zn＞Pb＞Ni＞Cr,6种重金属综合潜在生态风险指数(RI)平均值为7259.21,属于很强生态风险,RI“很强”等级样点主要分布在黄汴河、化肥河、惠<span style=\"color:red\">济</span>河下游及马家河下游河段,镉是最主要的潜在生态风险因子.","authors":[{"authorName":"王洪涛","id":"92221eb3-ccea-41e9-9eb4-e5b4f395f271","originalAuthorName":"王洪涛"},{"authorName":"张俊华","id":"9e29ee82-eb54-4205-ad22-10a87c2e7626","originalAuthorName":"张俊华"},{"authorName":"张天宁","id":"4f389597-450b-47a0-b69b-43eae8f6d03b","originalAuthorName":"张天宁"},{"authorName":"姜玉玲","id":"87303f5a-92d8-4501-bd4a-6cbbf2ac5329","originalAuthorName":"姜玉玲"},{"authorName":"丁少峰","id":"d6e752b5-69b5-4e67-aae3-848bc06d37f9","originalAuthorName":"丁少峰"},{"authorName":"<span style=\"color:red\">郭</span>廷忠","id":"785053bc-984b-4402-8b17-ad333ca31c09","originalAuthorName":"郭廷忠"}],"doi":"10.7524/j.issn.0254-6108.2016.08.2015123101","fpage":"1567","id":"959ba2e5-04c8-4e26-9d2a-46208ec1eb61","issue":"8","journal":{"abbrevTitle":"HJHX","coverImgSrc":"journal/img/cover/HJHX.jpg","id":"43","issnPpub":"0254-6108","publisherId":"HJHX","title":"环境化学   "},"keywords":[{"id":"cf706a9e-42bd-4586-8eb3-e614ce7d1707","keyword":"开封市","originalKeyword":"开封市"},{"id":"c9633c25-f574-4fe4-b445-a4a33b1465ee","keyword":"惠<span style=\"color:red\">济</span>河","originalKeyword":"惠济河"},{"id":"3af801d1-9657-4155-a71a-091cbf3a2e47","keyword":"底泥","originalKeyword":"底泥"},{"id":"6f7c4eb5-4332-4d77-a80d-a673a3388957","keyword":"富集","originalKeyword":"富集"},{"id":"fc079342-19d8-4cc1-972f-f3c8922a62d9","keyword":"潜在生态风险","originalKeyword":"潜在生态风险"}],"language":"zh","publisherId":"hjhx201608003","title":"开封惠<span style=\"color:red\">济</span>河水系底泥重金属污染与潜在生态风险评价","volume":"35","year":"2016"},{"abstractinfo":"内蒙古锡林<span style=\"color:red\">郭</span>勒盟东部金属成矿带是中国重要的黑色金属、有色金属、贵金属成矿带,成矿带岩浆活动频繁,构造活动强烈,具备有利的成矿条件.通过对2个成矿带(东乌旗成矿带、西乌旗成矿带)的地质背景及成矿条件的研究,将东乌旗成矿带分为4个成矿亚带,西鸟旗成矿带分为2个成矿亚带,为下一步的地质找矿工作提供依据.","authors":[{"authorName":"杜继旭","id":"fd584c9e-5605-4769-b01e-db0a7c05ac10","originalAuthorName":"杜继旭"},{"authorName":"潘成林","id":"2d9e2d78-d308-4289-9a42-7a54cc16cd55","originalAuthorName":"潘成林"},{"authorName":"邱金柱","id":"2474a6dc-72af-4a95-9e2f-56448fd73709","originalAuthorName":"邱金柱"},{"authorName":"杨云鹏","id":"1e1d74b3-d31a-49a3-a790-1c80da0a957f","originalAuthorName":"杨云鹏"}],"doi":"10.11792/hj20160807","fpage":"29","id":"500e6a9a-d291-4f67-9d99-2d0225acffb5","issue":"8","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"234ef34d-b332-4ab1-b80d-bb028910cf34","keyword":"成矿带","originalKeyword":"成矿带"},{"id":"8090e080-2ef1-43ff-a166-52884abebb15","keyword":"成矿亚带","originalKeyword":"成矿亚带"},{"id":"214d318d-1c65-4ea5-b498-a4819fa7778c","keyword":"地质特征","originalKeyword":"地质特征"},{"id":"722c1f11-cd69-4dfa-8936-52ad489667aa","keyword":"划分","originalKeyword":"划分"},{"id":"a8343aef-70ac-4a69-a653-fbf9d67b10a2","keyword":"锡林<span style=\"color:red\">郭</span>勒盟东部","originalKeyword":"锡林郭勒盟东部"},{"id":"4cb1d4e4-8634-47ac-9f44-fffea1d483e7","keyword":"内蒙古","originalKeyword":"内蒙古"}],"language":"zh","publisherId":"huangj201608007","title":"内蒙古锡林<span style=\"color:red\">郭</span>勒盟东部金属成矿亚带的划分及其意义","volume":"37","year":"2016"},{"abstractinfo":"3PE管道液体环氧涂料补口技术是一新型的管道补口技术，本文介绍了该技术的性能特点及其在我国重大工程项目榆<span style=\"color:red\">济</span>输气管线中的具体应用情况。实际工程应用表明，该技术很好地解决了环氧涂层同PE材料的粘结问题，具有施工方便、施工效率高、效果好的特点，是一种性能优异的3PE管道补口技术。","authors":[{"authorName":"魏强邦","id":"3da6d439-90b9-4060-a973-0ca9bed7d505","originalAuthorName":"魏强邦"}],"doi":"","fpage":"1008","id":"e9c50a37-56a5-4784-8acd-8ef69b76d1d9","issue":"11","journal":{"abbrevTitle":"FSYFH","coverImgSrc":"journal/img/cover/FSYFH.jpg","id":"25","issnPpub":"1005-748X","publisherId":"FSYFH","title":"腐蚀与防护"},"keywords":[{"id":"699ccc17-c403-47e6-8870-cac1d967fe85","keyword":"3PE管道","originalKeyword":"3PE管道"},{"id":"bc79af54-88dd-4e79-a121-92fb721024c6","keyword":"管道补口","originalKeyword":"管道补口"},{"id":"530d5bc0-68d2-4ad8-911a-7cbb1ca8cb71","keyword":"无溶剂环氧涂料","originalKeyword":"无溶剂环氧涂料"},{"id":"b77c9aea-8d7f-4286-8e3d-1dce9a6c61bf","keyword":"腐蚀防护","originalKeyword":"腐蚀防护"}],"language":"zh","publisherId":"fsyfh201211022","title":"3PE管道液体环氧补口技术及其在榆<span style=\"color:red\">济</span>管线中的应用","volume":"33","year":"2012"},{"abstractinfo":"介绍了贝纳<span style=\"color:red\">德</span>效应,胆甾相液晶织构等概念,实验制备出胆甾相液晶平面态样品,用偏光显微镜观察温度场致织构变化,观察到液晶盒在清亮点温度附近出现特殊花纹图案,类似于贝纳<span style=\"color:red\">德</span>效应或者是温度场致方格栅效应.实验现象说明了温度场使液晶分子产生对流,在偏光显微镜下观察双折射干涉,指向矢分布有周期性变化,形成了微观的贝纳<span style=\"color:red\">德</span>花纹.实验现象对于胆甾相液晶基础研究具有一定意义.","authors":[{"authorName":"杨磊","id":"5013b502-d604-4221-9af6-8bbbd1960581","originalAuthorName":"杨磊"},{"authorName":"刘洋","id":"202a3a36-249d-468b-b8da-59e126411cd9","originalAuthorName":"刘洋"},{"authorName":"郑永磊","id":"b3d0d06e-5f02-457a-8669-2d895d24bcfb","originalAuthorName":"郑永磊"},{"authorName":"高攀","id":"d0eac134-2d43-4079-aead-c0198398411b","originalAuthorName":"高攀"},{"authorName":"范志新","id":"c705feda-75b8-4a3e-b8ce-75b233083e88","originalAuthorName":"范志新"}],"doi":"10.3788/YJYXS20122703.0288","fpage":"288","id":"33e8f1ec-a2c9-492e-91eb-0329df32f5d9","issue":"3","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"abe8f909-b3b4-46da-8e99-5ae5f2101e23","keyword":"胆甾相液晶","originalKeyword":"胆甾相液晶"},{"id":"3f874625-c7c5-48c7-ab2a-44cf168fb99b","keyword":"平面织构","originalKeyword":"平面织构"},{"id":"c5070beb-0731-49fc-b2c8-2db59f17bc70","keyword":"方格栅效应","originalKeyword":"方格栅效应"},{"id":"0dea2f30-25a1-44cc-b3df-f8245b693b31","keyword":"贝纳<span style=\"color:red\">德</span>效应","originalKeyword":"贝纳德效应"},{"id":"43b474c5-b82e-49a8-8bbe-9a835c9ce411","keyword":"偏光显微镜","originalKeyword":"偏光显微镜"}],"language":"zh","publisherId":"yjyxs201203002","title":"胆甾相液晶盒贝纳<span style=\"color:red\">德</span>效应实验","volume":"27","year":"2012"},{"abstractinfo":"建立了一快速、简单地测定阿<span style=\"color:red\">德</span>福韦酯及其降解产物阿<span style=\"color:red\">德</span>福韦单特戊酸甲基酯、阿<span style=\"color:red\">德</span>福韦的反相高效液相色谱方法.以Inertsil CN-3化学键合硅胶为固定相,以乙腈-25 mmol/L磷酸盐缓冲液(pH 4.0)(体积比为33∶67)为流动相,流速1.0 mL/min,检测波长260 nm.阿<span style=\"color:red\">德</span>福韦酯、阿<span style=\"color:red\">德</span>福韦的质量浓度分别为1.861～181.7 mg/L和2.018～197.2 mg/L时与峰面积呈良好的线性关系(r分别为0.9999和0.9998);阿<span style=\"color:red\">德</span>福韦酯及阿<span style=\"color:red\">德</span>福韦平均加样回收率分别为99.5% ～101.0%和99.1% ～99.6% ,相对标准偏差(RSD)均低于1.0% ,阿<span style=\"color:red\">德</span>福韦的最小检测量(以信噪比为3计)为1 ng.该方法能同时测定阿<span style=\"color:red\">德</span>福韦酯及其降解产物,可用于阿<span style=\"color:red\">德</span>福韦酯降解产物的检测.","authors":[{"authorName":"蒋晔","id":"d81c9556-101e-44ae-8f7d-708558882cea","originalAuthorName":"蒋晔"},{"authorName":"徐智儒","id":"9eef3ed2-ee80-4552-ab3a-268dbcbc9fd9","originalAuthorName":"徐智儒"},{"authorName":"张晓青","id":"a608aa9c-6cca-4251-8a2a-f07c34a05c73","originalAuthorName":"张晓青"}],"doi":"10.3321/j.issn:1000-8713.2004.03.015","fpage":"248","id":"aae1beb3-7cee-4866-ac8c-fd12afe66285","issue":"3","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"b1838086-88c9-409b-a0bb-b040bd650e14","keyword":"高效液相色谱法","originalKeyword":"高效液相色谱法"},{"id":"5511da67-0d84-4304-94fb-d76a67fc0b6b","keyword":"阿<span style=\"color:red\">德</span>福韦酯","originalKeyword":"阿德福韦酯"},{"id":"8b0de6ef-2781-4f9a-a028-670dc773b0c8","keyword":"降解产物","originalKeyword":"降解产物"}],"language":"zh","publisherId":"sp200403015","title":"反相高效液相色谱法测定阿<span style=\"color:red\">德</span>福韦酯及其降解产物","volume":"22","year":"2004"}],"totalpage":29,"totalrecord":286}