Research on the synthesis of aminosiloxanes by reaction tracking with nmr 核磁共振跟踪反应法研究氨基硅油的合成
Synthesis of battery cathode materials by the method of low - heating solid - state reaction 低热固相反应法合成电池正极材料
Standard test method for hydraulic activity of ground slag by reaction with alkali 用碱性反应法测定粉炉渣水硬效率的标准试验方法
Preparation of super fine cerium oxide by wet - solid - phase mechanochemical modification 湿固相机械化学反应法改性制备复合超细氧化铈
Analytical method of aldehydes - type unregulated emissions from alcohol engine 二硝基苯肼衍生反应法测量醇类燃料发动机醛类排放物的研究
Standard test method for nitrogen oxides combined content in the atmosphere by the griess - saltzman reaction 用griss - saltzman反应法测定大气中氧化氮
Before our class , let ' s sing the song : hello hello . please sing and do actions , ok 教师让学生听录音边唱边用手臂做动作表演,用全身反应法使学生很快进入英语学习状态。
T : before our class , let ' s sing the song : hello hello . please sing and do actions , ok 教师让学生听录音边唱边用手臂做动作表演,用全身反应法使学生很快进入英语学习状态。
Ambient air ; determination of the mass concentration of nitrogen oxides ; chemiluminescence method ; identical with iso 7996 : 1985 环境空气.氧化氮质量浓度的测定.化学发光反应法
Of those contents , a - fe nanoparticles are synthesized by gas - liquid chemical reaction , and simultaneously the surfaces of them are decorated 其中,采用气液化学反应法在合成了- fe纳米粒子的同时,还对其进行了表面修饰。