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- The cobalt oxide is produced from cobalt catalyst waste by using acidolysis precipitate method. 用含钴催化剂废料作原料,采用酸溶-沉淀法工艺制取氧化钴。
- Meanwhile, cobalt catalyst on the top of the carbon nanotube is cut off during the sonication.So the end-opened aligned carbon nanotube film is obtained at last. 位于纳米碳管膜顶部的催化剂在碳管切短的同时被去除,得到了顶部开口的纳米碳管。
- dicarbonyl - cyclopentadienyl - cobalt catalyst 二羰基茂钴催化剂
- medium pressure cobalt catalyst synthesis 中压钴剂合成
- potassium - molybdenum - cobalt catalyst 钾-钼-钴催化剂
- Four novel mesoporous silica supported cobalt catalysts (Co/HMS, Co/SBA-12, Co/MSU-1 (another name was Co/MSU0195), Co/MCM-41) containing 15wt% Co were prepared. 比较四种常见介孔分子筛(HMS、SBA-12、MSU-1(以下用代号MSU0195表示)、MCM-41)为载体制备的负载型钴催化剂。
- Keywords p Diethynylbenzene;Polymerization;Cobalt catalyst; 对二乙炔苯;聚合;钴催化剂;
- Finally he got a job shifting rails in a factory. 最后他在一家工厂找到一个搬钢轨的工作。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- The Left is shifting its ground. 左派正在改变立场。
- An hour later they came off the night shift. 一个钟头之后他们下夜班了。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Opinion is shifting in favour of the new scheme. 舆论正逐渐转向支持新计画。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- He had to make shift with what was on hand. 他只好用现有的东西将就应付。
- He always tries to shift the blame to someone else. 他总是试图将过错推卸给别人。
- He had to make a shift with what was on hand. 他只好用现有的东西将就应付。
- No detergent can shift these stains. 任何清洁剂都不能除掉这些污迹。
- the main products include petroleum products,waterproof roofing,polyphthalocyanine cobalt catalyst,etc. 主要产品分石油产品、防水卷村系列产品、炼油化工“三剂”类产品三类。