Raceme separation is the main rout for preparation of pure enantiomers.
外消旋体拆分是获得单一手性化合物的重要途径。
A novel method for preparation of oxygen sensing film has been proposed.
提出一种制备氧感应膜的最佳成分及方法。
Objective To optimize HPLC parameters for preparation of herb components.
目的优化中药组分制备HPLC分离的操作条件。
Responsible for preparation of all surfaces prior to painting or varnishing.
负责所有表面在油漆或上漆之前的准备工作。
Objective To explore a procedure for preparation of plasmid DNA for gene therapy.
目的探索基因治疗用质粒DNA的制备工艺。
In the acid hydrolysis, xylose is the main raw material for preparation of xylitol.
在稀酸中水解，得木糖，是制备木糖醇的主要原料。
This paper describes a mechanical method for preparation of depth profile of a sample.
本文介绍制备样品深度剖面的一种机械方法。
Sales Department - Client documents that are issued with inquiry for preparation of quotation.
销售部- - -随附询价函一并发放的客户文件，该文件用来编制报价单。
Therefore liver and spleen were the aptimum materials for preparation of rabbit plague vaccine .
因此，在兔瘟组织苗的制备过程中，可首选肝、脾为制苗材料。
A new closed-cyclic thermochemical method for preparation of chlorine and soda has been studied.
本文对一种新的热化学闭路循环制氯与碱方法作了初步探讨。
Reduction - metathesis method for preparation of strontium carbonate from celestite is developed.
提出还原-复分解法制备碳酸锶的新工艺。
Thee time allowed for preparation of bids should depend on the magnitude complexity of the contract.
招标所需要准备时间需视合同的规模和难易程度而定。
There are many methods for preparation of PST thin films, and each has its advantages and disadvantage.
PS T铁电薄膜的制备方法多种多样，各具优缺点，不同的制备工艺对薄膜的性能有影响。
The processing conditions for preparation of Maize microporous starch by different enzymes were studied.
对酶法水解玉米淀粉制备微孔淀粉的工艺条件进行研究。
It also serves as a basis for preparation of sub-regional planning statements and more detailed district plans.
这个策略也作为拟备次区域规划纲领和更详尽的地区图则的依据。
An experimental study for preparation of high-quality dietary fiber made from wheat bran by cellulose was carried out.
以麦麸为原料，对纤维素酶法制备高品质膳食纤维的条件进行了实验研究。
Many existing different theory schemes for preparation of entangled states and some progress in experiment will be shown.
介绍目前理论上制备纠缠态的各种方案，以及在实验上的成果。
This paper reviewed research of zeolite adsorbents for preparation of oxygen through the air separation by PSA technology.
介绍了国内外目前以PS A技术进行空气分离制备氧气所用沸石分子筛吸附剂的研究状况。
Using egg as the raw material, industrialized preparation technology for preparation of phosvitin from egg yolk developed.
以鸡蛋为原料，旨在寻找一种从鸡蛋中批量提取卵黄高磷蛋白的工业化提取工艺。
A new technology for preparation of Ti-Fe alloy coating on the steel substrate was investigated by high temperature sintering method.
进行了高温烧结法在钢基体的表面上制备钛铁合金涂层的新工艺研究。
Xiling Yangtze River Bridge is one of the important traffic facilities for preparation of the Three-Gorge Water Conservancy Key Project.
西陵长江大桥为三峡水利枢纽工程前期准备工程中的一项重要的交通设施。
To ensure the effect of polymer flooding, polymer flooding process generally use low salinity water for preparation of polymer solution.
为保证聚驱效果，聚合物驱油过程中一般采用低矿化度清水配制聚合物溶液。
There are several kinds of chemical and (biological) synthesis methods for preparation of farnesol, besides direct separation from natural material.
金合欢醇除了可由天然原料直接分离得到外，还有多种化学合成方法和生物合成方法。
Upon satisfactorily completion of the required visual inspection and PWHT, the coupons shall be sent for machining for preparation of test specimens.
目视检验合格，完成后焊热处理之后，附体试片应转送加工，作为试件样品使用。
Proper supplementary and therapeutic feeding programs will be impossible unless sufficient water is available for preparation of food and basic hygiene.
如果没有充足的水用来准备食物以及维持基本卫生，就不可能进行适当的食物补给和食疗计划。
In addition, support areas, such as those used for preparation of media and buffers, and the use of closed systems to reduce environmental classifications are discussed.
另外，如那些用来制备培养基和缓冲液和用密闭系统来减少环境级别的辅助区域也进行了讨论。
Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.
根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.
根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
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