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Purities ˈpjʊərəti COCA²²⁴⁸⁵⁹BNC²³⁶²¹³⁺¹ 基本例句 纯度¹⁰⁰原型purity的复数 The purities of the drying and reducing mediums and the operating conditions significantly affected the growth of the platinum microcrystalline and influenced the activity of the catalyst. 干燥和还原步骤使用的介质质量和操作条件对催化剂金属拍微晶的长大有明显影响,从而影响催化剂的活性。 chemyq The effect of complex agent EDTA and ammonia water on the purities of copper powders were investigated. 研究了络合剂 EDTA和氨水对铜粉纯度的影响。 cnki The effect of dispersing agent PVP on the purities of copper powders is studied. The result shows that dispersing agent PVP is benefit to the disperse of powders. 研究了分散剂 PVP对铜粉粒度的影响,结果表明分散剂 PVP有助于粉末的分散。 cnki The factors such as temperature, pressure in the course of rectification, and the kind of solvents, different purities of materials during crystallization were investigated emphatically. 重点考察了精馏阶段温度和操作压力的影响,以及结晶阶段溶剂种类和不同原料纯度的影响。 chemyq The majority purities have not surpassed50%, the flavanone content are lower than8%, thus cannot have the control to keep out effectiveness which effectively the urine gets sick. 大多数纯度没有超过50%,黄酮含量低于8%,因而并不能有效起到控制搪尿病的效用。 dongdong12 The purities of the separated products, peimine and peimine were determined using HPLC-ELSD. 用 HPLC- ELSD法对分离出的贝母素甲和贝母素乙的纯度进行测定。 kns50.chkd.cnki.net Use filler metal with high purities and lowered welding input and low interpass temperature are conventional measure to avoid hot cracks. 避免热裂纹的措施是采用高纯度的填充材料,以及低的焊接热输入量和层间温度。 cnki Methods: Samples of different purities and samples of different HPLC purities were analyzed by electrophoresis. 方法:选择纯化程度不同的样品及高效液相纯度不同的成品分别进行电泳分析。 chemyq Product purities are held constant. 产品纯度保持常数。 blog.sina.com.cn Synthesizing very long alkanes is not trivial, especially in the quantities and purities required to put these simulations to the test. 合成很长的烷烃并不轻松,尤其是达到实验所需要的数量和纯度。 yeeyan Use the below to indicate desired goal or ideal, and minimum acceptable final purities or compositions. 用以下表格描述希望实现的目标或理想结果,以及最低可接受的最终纯度或成分。 popechina.com |