{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"利用ANSYS软件建立了结晶器内钢水凝固传热及弹塑性应力分析有限元模拟模型.模拟计算出20CrMnTi大方坯在不同拉速和过热度下铸坯在结晶器内的凝固情况,并讨论了对铸坯质量的影响.结果表明:在相同的过热度下增加拉速或相同的拉速下增加过热度,铸坯的表面温度升高,坯壳厚度减小,沿结晶器高度方向上的收缩量减小,增大了出现中心疏松、中心偏析和缩孔的趋势.为较好地控制铸坯质量,在生产中过热度稳定在10～25℃,相应的拉速稳定在0.75～0.85 m/min.","authors":[{"authorName":"<span style=\"color:red\">铁</span><span style=\"color:red\">占</span><span style=\"color:red\">鹏</span>","id":"cd302dec-254c-4067-aa16-468d9a86cd21","originalAuthorName":"铁占鹏"},{"authorName":"王宝峰","id":"c3f16de7-5141-40b1-a5d5-e5e93fe4d659","originalAuthorName":"王宝峰"},{"authorName":"高志冉","id":"03d99a5b-9d4f-4dd0-8e41-071d4b84cac6","originalAuthorName":"高志冉"},{"authorName":"郭宪海","id":"1fc326e6-f329-45dc-b0e8-777c8fec8cb7","originalAuthorName":"郭宪海"},{"authorName":"王运波","id":"20d7fdfb-154f-412e-bb19-c455409362f3","originalAuthorName":"王运波"}],"doi":"","fpage":"43","id":"a7089c32-1252-49ce-9448-02d7a63c6fd8","issue":"3","journal":{"abbrevTitle":"LZ","coverImgSrc":"journal/img/cover/LZ.jpg","id":"52","issnPpub":"1005-4006","publisherId":"LZ","title":"连铸"},"keywords":[{"id":"2466057e-c4e6-47e9-b93e-67bbd6800dd1","keyword":"20CrMnTi","originalKeyword":"20CrMnTi"},{"id":"bf3c37cc-71ae-4946-998a-e3653b41aea0","keyword":"大方坯","originalKeyword":"大方坯"},{"id":"39cc4bfe-6cd2-4abb-80ef-b4827dcc9242","keyword":"拉速","originalKeyword":"拉速"},{"id":"2c59f891-7b68-494f-ba4a-cc4364164b2d","keyword":"过热度","originalKeyword":"过热度"},{"id":"da6c6acc-6a4e-43df-a109-d1a8247c077b","keyword":"凝固","originalKeyword":"凝固"},{"id":"8cde4411-3129-481d-8b4c-ef4c05142e92","keyword":"铸坯质量","originalKeyword":"铸坯质量"}],"language":"zh","publisherId":"lz201403010","title":"20CrMnTi连铸大方坯凝固规律的模拟计算","volume":"","year":"2014"},{"abstractinfo":"在酸性条件下,烟酸<span style=\"color:red\">占</span>替诺分子中氮原子被质子化后与阴离子AuCl-4形成离子缔合物,该缔合物被三氯甲烷带入鲁米诺的氯化十六烷基三甲基铵(CTAC)逆胶束中,离解出来的AuCl-4立即与鲁米诺产生化学发光. 在一定浓度范围内,发光强度与烟酸<span style=\"color:red\">占</span>替诺的含量呈线性关系. 在优化的试验条件下,烟酸<span style=\"color:red\">占</span>替诺的检测线性范围为0.01～15×10-6 g/mL,检出限(3σ)为0.4×10-9 g/mL,对浓度为1.0×10-6 g/mL的烟酸<span style=\"color:red\">占</span>替诺进行11次平行测定,其RSD为1.26%. 方法简单、灵敏,已成功用于针剂中烟酸<span style=\"color:red\">占</span>替诺的测定.","authors":[{"authorName":"石文兵","id":"14920e5f-f0a1-4662-b9f3-2383636ebccc","originalAuthorName":"石文兵"}],"doi":"10.3969/j.issn.1000-0518.2008.09.027","fpage":"1116","id":"d07220aa-3e93-4a81-85d1-de120f10af5a","issue":"9","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"950fb8b2-dcfd-4265-9c14-b57aaa0b0601","keyword":"逆胶束","originalKeyword":"逆胶束"},{"id":"c1037ffd-649b-4276-861b-f6fbc94d0d75","keyword":"烟酸<span style=\"color:red\">占</span>替诺","originalKeyword":"烟酸占替诺"},{"id":"dba67c0a-d24c-47a7-9911-002b18bb948a","keyword":"化学发光","originalKeyword":"化学发光"}],"language":"zh","publisherId":"yyhx200809027","title":"逆胶束介导化学发光法测定烟酸<span style=\"color:red\">占</span>替诺","volume":"25","year":"2008"},{"abstractinfo":"采用超声波筛分、X射线小角散射及化学溶解等方法,分析了<span style=\"color:red\">铁</span>素体球<span style=\"color:red\">铁</span>中VC的粒度分布和析出规律。结果表明:VC的粒子直径有很宽的分布范围,但超细VC<span style=\"color:red\">占</span>粒子总数的绝大部分;超细VC弥散分布于<span style=\"color:red\">铁</span>素体基体,随球<span style=\"color:red\">铁</span>含钒量增加,超细VC量趋于饱和,这部分碳化物在球<span style=\"color:red\">铁</span>的强化中起主要作用。","authors":[{"authorName":"王禹","id":"7789c72d-4fdc-4c01-8cdb-7c7a925b581c","originalAuthorName":"王禹"},{"authorName":"宋维锡","id":"501add87-dc36-4188-92c6-d8a4cd46c4c8","originalAuthorName":"宋维锡"},{"authorName":"韩其勇","id":"0478641e-17c9-41af-b52d-22fb5cb97119","originalAuthorName":"韩其勇"}],"categoryName":"|","doi":"","fpage":"57","id":"14eb2fcf-d4c2-4eaa-b8bc-ca6dffd3489c","issue":"9","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"688bd3ad-cd2c-4477-bf6e-0ffbb848a35e","keyword":"球墨铸铁","originalKeyword":"球墨铸铁"},{"id":"b1652c20-2409-4d95-a410-ca60812df77f","keyword":" ferrite","originalKeyword":" ferrite"},{"id":"cdaf72f1-49a2-4895-bf1f-b547afd76afc","keyword":" size distribution","originalKeyword":" size distribution"},{"id":"2485072b-d66d-407a-b2b8-d24e03dd2c1b","keyword":" VC particle","originalKeyword":" VC particle"}],"language":"zh","publisherId":"0412-1961_1992_9_9","title":"<span style=\"color:red\">铁</span>素体球<span style=\"color:red\">铁</span>中VC的粒度分布和作用","volume":"28","year":"1992"},{"abstractinfo":"直接还原<span style=\"color:red\">铁</span>作为废钢替代品,过去十年来全球产量稳步增长.气基工艺在直接还原<span style=\"color:red\">铁</span>生产中占据主导地位,但近年来煤基还原工艺也发展很快.对主要直接还原铁工艺做了比较,重点对直接还原<span style=\"color:red\">铁</span>生存和发展条件做了研究.分析印度煤基工艺<span style=\"color:red\">占</span>主导的原因,指出我国发展直接还原<span style=\"color:red\">铁</span>可以借鉴的方面以及目前存在的问题,对我国发展直接还原<span style=\"color:red\">铁</span>的前景进行了展望,提出发展直接还原<span style=\"color:red\">铁</span>的关键点和可行性工艺路线.","authors":[{"authorName":"王鹏飞","id":"a32671da-a3d5-4e76-b04c-6408ab988ed4","originalAuthorName":"王鹏飞"}],"doi":"","fpage":"56","id":"dfdba436-491d-433d-ad4b-12a9a4f2be4e","issue":"3","journal":{"abbrevTitle":"SHJS","coverImgSrc":"journal/img/cover/SHJS.jpg","id":"59","issnPpub":"1001-7208","publisherId":"SHJS","title":"上海金属"},"keywords":[{"id":"39ed6eab-a579-4d1f-adc4-e6f5899eab50","keyword":"直接还原<span style=\"color:red\">铁</span>","originalKeyword":"直接还原铁"},{"id":"0f8fd516-05c2-4fbf-ac7c-3d89cd7e649f","keyword":"气基工艺","originalKeyword":"气基工艺"},{"id":"838f2a5a-2bfc-4afe-a1bb-5597af65a5cf","keyword":"煤基工艺","originalKeyword":"煤基工艺"},{"id":"0efca0bd-d0ed-41a5-94ca-e716adbd5fab","keyword":"煤制气","originalKeyword":"煤制气"}],"language":"zh","publisherId":"shjs201403013","title":"直接还原<span style=\"color:red\">铁</span>发展机会分析","volume":"36","year":"2014"},{"abstractinfo":"","authors":[],"doi":"","fpage":"23","id":"0c9481cd-967d-485d-b6b5-472a78616ddb","issue":"3","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"90c77102-84ac-4e3b-8762-a159e4c6800b","keyword":"","originalKeyword":""}],"language":"zh","publisherId":"huangj201503007","title":"再生金<span style=\"color:red\">占</span>全球黄金供应量三分之一","volume":"","year":"2015"},{"abstractinfo":"","authors":[],"doi":"","fpage":"101","id":"5a701e74-0f15-47ad-9297-37783b411470","issue":"2","journal":{"abbrevTitle":"BLGFHCL","coverImgSrc":"journal/img/cover/BLGFHCL.jpg","id":"6","issnPpub":"1003-0999","publisherId":"BLGFHCL","title":"玻璃钢/复合材料"},"keywords":[{"id":"9c71deda-fa26-487e-8c05-485f86e18116","keyword":"","originalKeyword":""}],"language":"zh","publisherId":"blgfhcl201502029","title":"2014风电“年报”:装机全球<span style=\"color:red\">占</span>比达四分之一","volume":"","year":"2015"},{"abstractinfo":"针对10Ni5CrMoV钢采用0Cr18Ni24Mo6N奥氏体焊条焊接形成的“<span style=\"color:red\">铁</span>素体-奥氏体-<span style=\"color:red\">铁</span>素体”异质接头,采用薄片试样疲劳试验研究了无加强高和带加强高两种情况下平面应力状态接头的疲劳行为,并建立了带加强高接头S-N疲劳曲线.结果表明,无加强高情况下疲劳裂纹在焊缝金属内启裂并扩展;带加强高情况下疲劳裂纹在焊趾处启裂、并近似垂直载荷方向在母材内扩展至断裂,寿命较无加强高情况大幅降低,且启裂寿命<span style=\"color:red\">占</span>疲劳总寿命的比例较高,达到70％-80％.","authors":[{"authorName":"薛钢","id":"62b461c5-2514-4fab-af69-dfc77fddc58d","originalAuthorName":"薛钢"},{"authorName":"宫旭辉","id":"b9efa01c-a33e-4960-866d-d8de3284eed0","originalAuthorName":"宫旭辉"},{"authorName":"王涛","id":"09446f70-4c11-43c1-b6df-1223fedae47b","originalAuthorName":"王涛"},{"authorName":"方洪渊","id":"bb209eb5-f828-4b43-a276-d39607784d36","originalAuthorName":"方洪渊"},{"authorName":"高珍<span style=\"color:red\">鹏</span>","id":"d0e8031a-d741-4a3b-9ef1-e8b40dd044d9","originalAuthorName":"高珍鹏"}],"doi":"","fpage":"1","id":"2ef192fb-75ec-4612-bafc-24a67fbb1cce","issue":"4","journal":{"abbrevTitle":"CLKFYYY","coverImgSrc":"journal/img/cover/CLKFYYY.jpg","id":"10","issnPpub":"1003-1545","publisherId":"CLKFYYY","title":"材料开发与应用"},"keywords":[{"id":"90cf72b7-94c6-4b82-b236-9679ff86f7e5","keyword":"平面应力","originalKeyword":"平面应力"},{"id":"48972766-2a22-4967-ac6a-d6a667def04a","keyword":"异质接头","originalKeyword":"异质接头"},{"id":"aebaf78b-0e5f-491b-b6a1-ddec76189eea","keyword":"疲劳性能","originalKeyword":"疲劳性能"}],"language":"zh","publisherId":"clkfyyy201504001","title":"平面应力状态“<span style=\"color:red\">铁</span>素体-奥氏体-<span style=\"color:red\">铁</span>素体”异质接头疲劳特性","volume":"30","year":"2015"},{"abstractinfo":"研究砷对三种水稻品种(玉香油<span style=\"color:red\">占</span>、CNT87059和南洋<span style=\"color:red\">占</span>)生物量、根部渗氧径向分布、根表<span style=\"color:red\">铁</span>膜形成以及砷在植物体内积累的影响.在土壤中分别添加50和100 mg/kg砷、并以未经处理的含砷8.5 mg/kg的土壤作为对照,结果表明,随着砷处理浓度的增加,水稻根表<span style=\"color:red\">铁</span>膜的含量增加;水稻根尖渗氧率与根基部渗氧率的比值随着砷处理浓度的增加而降低,水稻根部渗氧模式从\"紧密型\"向\"疏松型\"转变;与对照样品相比,50和100 mg/kg砷处理能显著增加水稻根部的砷积累(P<0.05);低渗氧能力水稻品种(南洋<span style=\"color:red\">占</span>)谷粒砷含量显著高于高渗氧能力水稻品种(CNT87059,P<0.05)的谷粒砷含量.","authors":[{"authorName":"吴川","id":"60675da4-3df1-428c-936b-66cc5a7d715c","originalAuthorName":"吴川"},{"authorName":"黄柳","id":"236298d7-4c39-4ad9-950b-ef871a187100","originalAuthorName":"黄柳"},{"authorName":"薛生国","id":"ee319928-09f1-43b0-bd2f-6a49089ec833","originalAuthorName":"薛生国"},{"authorName":"潘炜松","id":"76ebc752-484b-4ae3-b0fe-0ba5c888ed45","originalAuthorName":"潘炜松"},{"authorName":"邹奇","id":"17b36c49-79ee-4951-ae42-d74348ec804c","originalAuthorName":"邹奇"},{"authorName":"WilliamHartley","id":"b5af9258-d121-4cb2-bedc-756c529cff7a","originalAuthorName":"WilliamHartley"},{"authorName":"莫竞瑜","id":"beb08c4e-519c-41e1-b6e6-db0d278059b0","originalAuthorName":"莫竞瑜"}],"doi":"10.1016/S1003-6326(17)60047-5","fpage":"413","id":"b5698c4c-8efb-4f2b-8ffb-0f8ed154f5e8","issue":"2","journal":{"abbrevTitle":"ZGYSJSXBEN","coverImgSrc":"journal/img/cover/ZGYSJSXBEN.jpg","id":"757390d2-7d95-4517-96f1-e467ce1bff63","issnPpub":"1003-6326","publisherId":"ZGYSJSXBEN","title":"中国有色金属学报(英文版)"},"keywords":[{"id":"61d1a6c6-8bc0-488c-972b-5055e248d47a","keyword":"砷","originalKeyword":"砷"},{"id":"5bdc530b-cb4b-4253-9c3f-f5626d00e310","keyword":"<span style=\"color:red\">铁</span>膜","originalKeyword":"铁膜"},{"id":"ff148253-4a61-41fd-aa1e-79e315030c62","keyword":"水稻","originalKeyword":"水稻"},{"id":"e6414dee-132f-45ac-9c34-694c9226274d","keyword":"渗氧径向分布","originalKeyword":"渗氧径向分布"}],"language":"zh","publisherId":"zgysjsxb-e201702020","title":"砷对水稻根部渗氧分布和<span style=\"color:red\">铁</span>膜形成的影响","volume":"27","year":"2017"},{"abstractinfo":"简要介绍<span style=\"color:red\">铁</span>电、 反<span style=\"color:red\">铁</span>电液晶的发现、 发展、 显示应用中遇到的问题以及近来发展起来的无阈值<span style=\"color:red\">铁</span>电液晶的研究结果。 最后讨论无阈值<span style=\"color:red\">铁</span>电液晶应用前景。","authors":[{"authorName":"黄锡珉","id":"95b0ddb3-bc67-4b25-9ad3-e9d01299472b","originalAuthorName":"黄锡珉"}],"doi":"10.3969/j.issn.1007-2780.2001.02.001","fpage":"81","id":"97d7aa1d-e6df-4c63-9100-df5ee8159d4c","issue":"2","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"8ad1d6ba-3bf4-4ff7-a7cc-aef93e19f54e","keyword":"无阈值","originalKeyword":"无阈值"},{"id":"81c31550-af11-4ebf-9a56-e34e4e7b8221","keyword":"<span style=\"color:red\">铁</span>电液晶","originalKeyword":"铁电液晶"},{"id":"33c36f4f-3168-4c4b-a90c-405f2351c0fa","keyword":"聚合物网络","originalKeyword":"聚合物网络"}],"language":"zh","publisherId":"yjyxs200102001","title":"无阈值<span style=\"color:red\">铁</span>电液晶","volume":"16","year":"2001"},{"abstractinfo":"神华集团粉煤灰“一步酸溶法”提取氧化铝技术产生的副产品—白泥,主要成分 SiO2<span style=\"color:red\">占</span>70％以上,是很好的硅基原料.主要分析了白泥脱硅液中铁的存在状态与去除方法,研究了碳分法、锰砂滤料吸附、膜分离技术等的除<span style=\"color:red\">铁</span>效果.结果表明,白泥中的<span style=\"color:red\">铁</span>主要有两个来源：(1)“一步酸溶法”工艺过程中未溶解的Fe2 O3和FeO,这部分<span style=\"color:red\">铁</span>的氧化物在脱硅过程中与热碱不发生反应；(2)浸出液中的FeCl3和FeCl2,这部分<span style=\"color:red\">铁</span>的氯化物是脱硅液中铁的主要来源,与热碱反应生成 FeO－2和 FeO2－2.白泥经过干燥,其中的 FeCl3和 FeCl2转化为 Fe2 O3和 Fe (OH)3,少量不能与热碱发生反应,以纳米颗粒形式存在于脱硅液中.实验条件下,干燥白泥与洗涤白泥相比, SiO2溶出率稍低(＞71％)；脱硅液中SiO2浓度为150．0 g/L时,<span style=\"color:red\">铁</span>含量约182．2 mg/L.碳分法除<span style=\"color:red\">铁</span>可以降低溶液中铁离子含量至30 mg/L左右(主要是硅<span style=\"color:red\">铁</span>络合离子 FeOSi(OH)32＋),使之转化为 Fe(OH)3颗粒：一部分随偏硅酸沉淀除去,一部分以纳米胶粒形式留在碳分液中,粒径主要分布在1~12 nm.继续利用锰砂滤料和膜分离技术,除<span style=\"color:red\">铁</span>率均小于50％.二次碳分法制备SiO2粉末,产品含量为227 mg/kg.","authors":[{"authorName":"刘延红","id":"f28d74de-b446-4de5-ab0b-f15253758f0a","originalAuthorName":"刘延红"},{"authorName":"王宝冬","id":"47c42d20-a453-439e-9a60-6150d4f279a2","originalAuthorName":"王宝冬"},{"authorName":"孙琦","id":"dfd94b5c-ef07-4565-a927-8387b4f28471","originalAuthorName":"孙琦"},{"authorName":"肖永丰","id":"862009db-9727-4d18-90d5-d6f41bedd5de","originalAuthorName":"肖永丰"},{"authorName":"王晓欢","id":"49438b1b-d4e1-4f06-9bfc-a684ce5c70a2","originalAuthorName":"王晓欢"},{"authorName":"刘晓婷","id":"8235eb51-976f-4c90-952d-0ec5d61c42c5","originalAuthorName":"刘晓婷"},{"authorName":"赵立军","id":"59f484dd-6930-4d9e-9522-eab8bfc3110a","originalAuthorName":"赵立军"}],"doi":"10.3969/j.issn.1001-9731.2016.增刊(Ⅱ).020","fpage":"102","id":"f6f5bad1-698f-4aed-b5eb-614817b86a14","issue":"z2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"a7f49a52-1ad6-4d11-a8eb-5a82682ff0a4","keyword":"白泥","originalKeyword":"白泥"},{"id":"811694f7-c663-4733-bfb7-d1ede6cc2c6b","keyword":"脱硅液","originalKeyword":"脱硅液"},{"id":"f06e6857-bd5c-4171-a750-050c329cca01","keyword":"去除","originalKeyword":"去除"},{"id":"712dcc30-bad4-450b-8503-9c0c358b86d2","keyword":"碳分法","originalKeyword":"碳分法"},{"id":"7983115f-7e48-4479-971c-b191cdaea8a5","keyword":"锰砂滤料","originalKeyword":"锰砂滤料"},{"id":"c5c3cc63-27cd-400e-9ec4-c6a6319ab630","keyword":"膜分离技术","originalKeyword":"膜分离技术"}],"language":"zh","publisherId":"gncl2016z2020","title":"白泥脱硅液<span style=\"color:red\">铁</span>含量控制研究?","volume":"47","year":"2016"}],"totalpage":1185,"totalrecord":11847}