制备供免疫分析用的癌胚抗原工作标准品并标定其免疫效价。
The article is to prepare the working standard of carcinoembryonic antigen (CEA) for immunoassay and determine its potency.
结论：成功地克隆了有生物学活性的VEGF16 5基因，并制备出vegf免疫学检测工作标准品。
Conclusion VEGF165 gene has been successfully cloned and expressed in this laboratory. The working standard for immunoassay was prepared as well.
支的内毒素工作标准品中除含有3-羟基十四烷酸外，还含有3-羟基十二烷酸，说明其含有非大肠杆菌的细菌。
There was 3-hydroxydodecanoic acid in 20 EU/tube working standard endotoxin, which indicated the presence of impurity of bacterium source.
现在的消费者正逐渐地要求这些消费品公司能够以具有商业道德标准的方式来进行经营，并且能够多关注工人工资和工作环境。
Consumers are increasingly demanding that companies produce goods in an ethical manner, turning the spotlight on worker wages and working conditions.
工作对照品(也就是内部标准品或二级标准品)是根据一级对照品标定的，并用来代替一级对照品的。
A working standard (i. e., in-house or secondary standard) is a standard that is qualified against and used instead of the reference standard.
该方法误差较小，精确度较高，采用糖-氢氧化铁复合物标准品还可避免繁琐的校正工作。
The inventive method has low error, high accuracy, and avoids complex correction via using sugar-ferric-hydroxide compound.
螺母支座是轴端、成品已被标准化了的滚珠螺杆标准规格品的螺母支座，其构造是用螺丝直接固定在工作台上。
The Nut Bracket is standardized for the standard Ball Screw assembly provided with finished shaft ends. It is designed to be secured directly on the table with bolts.
螺母支座是轴端、成品已被标准化了的滚珠螺杆标准规格品的螺母支座，其构造是用螺丝直接固定在工作台上。
The Nut Bracket is standardized for the standard Ball Screw assembly provided with finished shaft ends. It is designed to be secured directly on the table with bolts.
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