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- Keywords olefinic plant;gasoline splitter;process improvement; 烯烃装置;汽油分离塔;工艺改进;
- The root cause of forming "bottleneck " in demethaninzer of separating olefin plant is found to be insufficient designed capacity through analyzing demethaninzer system. 通过对烯烃装置脱甲烷塔系统的分析，认为造成该塔“瓶颈”的主要原因是原塔处理能力不足；
- Keywords olefin polymerization;cellon;FT-IR;hydrogen bond; 烯烃聚合;四氯乙烷;红外光谱;氢键;
- Keywords olefin;foundry;mould antrum;mould material;stearic acid;colophony; 石蜡;铸造;型腔;模料;硬脂酸;松香;
- Keywords olefin metathesis;catalytic mechanism;metal carbene;application; 关键词烯烃复分解;催化机理;金属卡宾;应用;
- Keywords olefin oligomerization;catalysts;processes;reaction mechanism; 烯烃齐聚反应;催化剂;工艺;反应机理;
- Keywords Olefin;Post oxide;Borance;Regio-Selectivity;Addition succeed reaction; 烯烃;过氧化物;硼烷;区位选择性;加成反应;
- Keywords Olefin polymerization;Ele tron donor;Supported catalyst;NdCl_3.; 烯烃聚合;给电子体;载体催化剂;三氯化钕;
- Keywords olefinic reaction;alkenyl succinic anhydride;alkenyl succinic acid;rust-proof additive; 烯反应;烯基丁二酸酐;烯基丁酸;防锈添加剂;
- Keywords olefin metathesis;ruthenium alkyidene carbene complex;organic synthesis; 烯烃复分解反应;钌金属卡宾化合物;有机合成;
- Keywords Olefin Metathesis;Catalytic metathesis;Metal Carbene;Nobel Prize in Chemistry; 烯烃复分解反应;催化机理;诺贝尔化学奖;
- Keywords olefin;hexene;hydroformylation;rhodium;supported catalyst;triphenyl phosphine;organic-inorganic hybrid; 烯烃;己烯;氢甲酰化;铑;负载型催化剂;三苯基膦;有机无机杂化;
- Keywords olefin dihydroxylation;OsO_4;immobilization;environmentally-friendly process; 烯烃双羟基化;四氧化锇固定化;环境友好工艺;
- Keywords Olefin hydrogenation;biphasic catalysis;water-soluble iridium complexes.; 烯烃加氢;两相催化;水溶性铱-膦配合物;
- Keywords olefine metathesis;ionic liquid;ruthenium catalyst; 烯烃复分解反应;离子液体;钌催化剂;
- Keywords Olefine;Non-hydrocarbon;Mercaptan;Oxidation; 非烃;烯烃;硫醇;氧化;
- Keywords olefine;asymmetric epoxidation;study;development; 烯烃;不对称环氧化;研究;发展;
- Keywords olefin;epoxidation;highly isolated transition metal ion;framework atom;ion beam implantation;chemical grafting;ultraviolet Raman spectroscopy;styrene;cyclohexene; 烯烃;环氧化;高度隔离过渡金属离子;骨架杂原子;离子束注入法;化学嫁接;紫外拉曼光谱法;苯乙烯;环己烯;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
