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- The extraction rate was higher with the ion resin exchange method than the ethanol extraction method. 中提取生物碱,离子交换法较乙醇提取法的提取率为高。
- Resin exchange method 离子交换法
- The exchange method: USD cash in advance. 认购方式：美金现金认购.
- The concentration and separation of Np and Pu in TRPO process are studied by anion exchange method. 用阴离子交换法研究了TRPO流程中镎和钚的浓缩和分离。
- Am,Cm were recoveried from filtrate bycation exchange method,so that total losses are not more than 0.0003%. 用离子交换法回收滤液中淀余的镅、锔;使其总损失量小于0.;0003%25
- The technology of separation D-aspartic acid and L-alanine by ion exchange method was investigated. 对离子交换法分离D-天冬氨酸和L-丙氨酸的工艺条件进行了研究。
- Y-MCM-41 containing secondary building units of Y zeolite was prepared and then treated by ion exchange method. 制备了含有Y沸石次级结构单元的Y-MCM-41,并对其进行离子交换处理。
- A new technology to recover potassium carbonate from the wastes of triazolone andmultipIe-effect azole production by exchange method is introduced. 介绍了用离子交换法从生产农药三唑酮、多效唑的废渣中回收碳酸钾的新工艺。
- By means of sister chromatid exchange method (SCE),micronucleus test of bone marrow cells, genetic toxicity of Coprinus comatus was evaluated in mice. 应用小鼠骨髓细胞姐妹染色单体交换（SCE）及微核试验对鸡腿蘑进行遗传毒理检测。
- The VGF, CZ, heat exchange method for Ge single crystals and the cast method for Ge poly-cyrstals was specially discussed. 着重介绍了VGF法制备锗单晶、铸造法制备锗多晶的工艺和装置。简单比较了不同方法制备的锗晶体的主要光学、电学性能及制造成本。
- Keywords FDP resin exchange kinetics control; 树脂交换动力学;控制;
- Choosing imbedding the watermarking in DCT coefficients, according to relative size of DCT coefficient, were using exchange method to imbedding bit information. 选择在IVOP的DCT系数中嵌入水印,根据DCT系数的大小关系,采用交换法嵌入比特信息。
- The discovery of prometheum is presented in detail and emphasis is put on the important role of the ion exchange method in separating and identifying promethium. 本文详细及正确地介绍了放射性元素钷的发现史,特别强调了离子交换技术在钷的分离及鉴定中的重要作用。
- Through the process of saccharification,fermentation,purification with ion exchange method,the refined glycerol was prepared from waste distiller grain. 利用废酒糟,经过糖化、发酵和离子交换法提纯除杂等工艺,生产出精甘油,取得了初步结果。
- In this experiment , ascorbic acid and palmitate etbylester were used as reactants,and H2SO4 as catalyst to synthesize L-ascorbic palmitate by ester exchange method . 以L-抗坏血酸和棕榈酸乙酯为原料,H2SO4为催化剂,酯交换法合成L-抗坏血酸棕榈酸酯。
- In this experiment, we use ascorbic acid and palmitate ethylester as reactant, H2SO4 as catalyst to synthesis L-ascorbic palmitate by ester exchange method. 以L-抗坏血酸和棕榈酸乙酯为原料、H2SO4为催化剂,酯交换法合成L-抗坏血酸棕榈酸酯。
- A new real-time reconfiguration approach for large-scale distribution system, based on the minimum spanning tree algorithm and the switch exchange method, is presented. 提出了一种利用最小树算法和开关交换方法进行大规模配电网重构的新方法。
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
