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- content of residual aluminum 残留铝量
- The content of residual amic acid in imidization was determined by an improved potentiometric titration device. 实验结果表明:随着聚合度的增大,聚酰胺酸的特性粘数逐渐增大;
- If analytical equipment is available, purge system until oxygen content of residual gas is either less than or meets the process specification impurity level. 如果有分析仪器的话，一直净化设备，直到残留气体的氧含量或者低于或者满足工艺规范的纯度级别。
- The potentiometric titration technique was used to determine the content of residual amic acid in polyimide, which was synthesized by the two-step method. 未完全环化的酰胺酸对聚酰亚胺的性能有重要影响,用电位滴定法可直接测定其含量。
- Composition analysis shows that all specifications, except slightly higher content of residual insolubles, meet the requirement as specified for gum arabic in U. 定性检验结果，黑荆胶与阿拉伯胶一样均含有钙盐，不含淀粉、糊精、单宁、果胶、蔗糖及铜、铁、钾等金属离子。
- Due to higher content of residual deleterious elements in scrap, the arc furnace charging should contain iron/hot metal or DRI in definite proportion to decrease the content of residual deleterious elements in steel for oil well. 因废钢中残余有害元素含量较高 ,为降低油井用钢的残余元素含量 ,应在电弧炉炉料中加入一定比例的生铁 (铁水 )或直接还原铁
- The method for determining the content of residual solvents ethanol,dichloromethane,ethyl acetate,pyridine in isradipine by headspace capillary gas chromatography was developed with a good linearity. 建立测定伊拉地平中有机溶剂乙醇、二氯甲烷、乙酸乙酯、吡啶残留量的顶空毛细管柱气相色谱法。
- Composition analysis shows that all specifications, except slightly higher content of residual insolubles, meet the requirement as specified for gum arabic in U.S.Pharmacopoeia XV (3). 黑荆胶化学成分除残余不溶物略超过外，其余指标符合美国药典XV中对阿拉伯胶的要求；
- Meanwhile the process controls effectly the content of residual austenitic,hardenability is raised,and hardness of the cast iron can be reached 59HRC.It not only simplifies the process of ... 同时复合变质处理有效地控制了残留奥氏体量,提高了淬透性,使铸件铸态硬度高达59HRC,不仅简化了热处理工序,而且有利于铸件尺寸稳定和耐磨性能的提高。
- The contents of residual monomer in the polymers produced are determined by high-pressure liquid chromatography. 并用高压液体色谱法测定了聚合物中残余单体含量。
- Please check the contents of residual gas and nitrogen before entering the tank. 入罐前请检查好罐内残留气体和氮气的浓度。
- Objective To determine the contents of residual acetone in acetoacetic ester,the raw material for the synthesis of Edaravone,by gas chromatography. 目的:用气相色谱法测定依达拉奉合成起始原料乙酰乙酸乙酯中丙酮的残留量。
- Static adsorption experiment was done by modified attapulgite with hydrochloric acid to reduce the residual aluminum content in the raw water of drinking water. 为了降低饮用水原水中的残余铝含量,使用盐酸改性过的凹凸棒做静态吸附实验。
- A method for the determination of the contents of residual organic solvents dichloromethane and chloroform in finasteride by SPME-GC was proposed. 利用固相微萃取气相色谱法测定非那雄胺中的溶剂残留,对固相微萃取的萃取温度、萃取时间、解吸时间和溶液的离子强度等分析条件进行了优化。
- The thieves got away with the contents of the safe. 那些窃贼偷走了保险箱内的东西。
- Objective:The content of residue of organic chlorine pesticides in Caulis Spatholobi was determined. 目的:测定鸡血藤中有机氯农药残留量。
- The entire content of a book will be located on a single silicon chip. 整本书的内容只用一片硅芯片就可以装下。
- It is then suggested that the amount of the residual aluminum be properly control... 提出适当控制钢中的残铝量可降低钢坯表面发纹的形成.
- The distribution of residual stress of weld joints is analyzed. 并分析了焊接接头残余应力的分布规律。
- The contents of the letter are secret. 这封信的具体内容是不公开的。
