查询词典 purification

Now many kinds of mono-ginsenosides are obtained and used as medicines to meet clinic demands only by different predisposal process such as physiology, chemistry and zymolysis, isolation, purification after the extraction of total ginsenoside from ginseng"s radix, stem, leaf, follower and fruit because they cann"t be obtained by chemosynthesis yet.

目前，主要应用的方法有酶水解法改变人参皂苷结构。我国学者在人参皂苷结构改造工程方面取得了突破性进展，大连轻工业学院金凤燮教授发明的"酶转化法生产Rh_2等人参稀有皂苷"，在2003年度国家科学技术奖励大会上，获得国家技术发明二等奖。

Preparative HPLC refers to the process of isolation and purification of compounds.

最初的HPLC指的是化合物的分离和提纯过程。

Progress in cloning techniques, microbiology and protein purification has been supplying an ever-growing number and quantity of preparatively useful biocatalysts. Initially enzymes were only used to synthesize compounds found in nature.

近年来人们在克隆技术，微生物学以及蛋白纯化方面的研究成果为我们提供了越来越多的生物催化剂，酶最初用于天然产物的合成，而今其在非天然化合物中的应用更引起了生物化学家的广泛关注。

Processing efficiency as a result of cutting-axis achieve the revitalization of planning released the equipment manufacturing industry to adjust exhaust turbocharger atc common faults and exclusion of high-speed cutting edge technology used in the blanking die in and outside the ring of rolling bearing fault diagnosis methods of the term commonly used brief summary of metal material factor in the quality of process performance aluminum water purification technology gap separating sub-micron technology the basic principles of rotary broaching the installation of the basic principles of positioning technology in the context of the characteristics of the engine crankshaft camshaft grinding high-speed implementation of the project highlights the emergence of diagnostic bearing cage diagnostic system 10 cases of preventive measures hardening die steel crack analysis of elastic deformation of the analysis error δφ maintenance and repair pneumatic tools processing tools prismatic conical shape when the surface of the workpiece form error ina sets of cylindrical sliding zgb200x220x180 ina sets of cylindrical sliding cylinder zgb180x200x180 ina zgb160x180x150 ina sets of cylindrical sliding sliding sliding cylinder zgb140x155x150 ina sets zgb120x135x120 ina sets of sets of cylindrical sliding zgb110x125x100 ina sets zgb100x115x100 ina cylindrical cylindrical sliding sliding sliding cylinder zgb90x105x80 ina sets zgb80x90x80 ina sets of sets of cylindrical sliding zgb70x80x70 cnc machine tools in general the structure of the spindle drive motor and the use of the exchange servo motor,the dc converter or to eliminate brush maintenance and high-speed electrical and mechanical constraints,through the belt driving the movement to the spindle,so that the spindle reaches a certain speed to achieve the stepless speed regulation,and consistent use of the speed signal converter to confirm the speed of the motor to achieve the directive,and then cutting into the knife,resulting in improved efficiency

摘 要：由于加工切削效率轴达到实习心得振兴数控机床实习心得发布装备制造业调整废气涡轮增压器常见故障及排除换刀高速切削技术的优势在冲裁模中废旧滚动轴承内外环设备故障诊断常用简易方法名词简介金属材料工艺性能铝材质量因素净化水处理技术空白亚微米分离技术回转拉削基本原理定位安装的基本原则特征技术产生的背景发动机曲轴凸轮轴的高速磨削加工五轴机实施中数控机床实习心得涌现诊断轴承保持架诊断系统预防措施10例模具钢淬火裂纹分析弹性变形误差δφ的分析维护及保养气动工具棱体成形车刀加工圆锥面工件时产生的形状误差 ina 圆柱滑动套 zgb200x五轴机x180 ina 圆柱滑动套数控机床实习心得180x200x180 ina 圆柱滑动套 zgb160x机床实习心得x150 ina 圆柱滑动套 zgb数控机床实习心得x155x150 ina 圆柱滑动套 zgb120x135x120 ina 圆柱滑动套 zgb110x125x100 ina 圆柱滑动套 zgb100x115x100 ina 圆柱滑动套 zgb90x105x80 ina 圆柱滑动套 zgb80x实习心得x80 ina 圆柱滑动套 zgb70x80x70 数控机床的主轴机床信息交流网结构一般采用交流电机和伺服电机，采用变频器或以消除直流电机电刷维护和高速限制，通过带传动把运动传给主轴，进而使主轴达到一定的转速来实现无级调速，同时利用变频器的速度一致信号来确认电动机达到了指令速度后，再进刀切削加工，从而提高了效率

Pronucleus expression recombinant pMAL-C2X-HBV-X is constructed successfully and with the IPTG induction, the recombinant pMAL-C2X-HBV-X can express the X protein in E. coli JM109, which lays the foundation fur the HBV X protein purification and its biological study.

成功构建了HBV X基因原核表达重组体pMAL-C2X-HBV X；在IPTG的诱导下，该重组体在大肠杆菌中可表达X融合蛋白，为进一步纯化HBV X蛋白和研究其生物学作用奠定了基础。

Doeg was probably a proselyte who may have gone there to bring offerings for reasons of purification or in fulfillment of a vow, yet his religion did not reach his heart.

当大卫在挪伯求食时，多益也在那堙A他可能离弃了异教，改信独一真神，到圣所献祭行洁净的礼，或者为了还愿。

Objective To compare the therapeutic effects of three blood purification therapeutics in the treatment of ure- mic pruritus.

目的比较三种血液净化方式对慢性肾衰顽固性皮肤瘙痒的治疗效果。

Pulper with water, sediment well, composed of cylindrical screen pieces of paper solution purification system for hydraulic pulper of the tailings and to further ease the severity of the separation of impurities.

与水力碎浆机、沉渣井、圆筒筛组成废纸碎解净化系统，对水力碎浆机的尾渣进一步疏解并分离轻重杂质。

My "purification of the mind," what is it?

我的"净化心灵"是什么呢？

The Company is a design, research, development, production and marketing of high-tech enterprises purification equipment.

本公司是集设计、研究、开发、生产和销售净化设备高科技企业。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。