查询词典 protective agent

Hydrophilic protective agent for a number of mainly stone water repellant.

亲水性防护剂主要为一些石材水性防护剂。

A gellike aminoglycan that is found in the tissue space, the synovial fluid of joints, and the vitreous humor of the eyes and acts as a hinding, lubricating, and protective agent.

一种胶状的氨基多糖酸，存在於组织间，关节头的滑液中和眼球内的玻璃质中，起到黏合，润滑和保护的作用。

PVP as protective agent confined the aggregation of nanoparticles, which led to small size pure NiFe〓O〓 nanocrystals.

PVP限制了纳米颗粒的聚集，从而得到了小尺寸纯的NiFe〓O〓纳米晶粒。

If protection goal is to prevent the pan-alkali, or rust and so on, generally use the organosilicon stone protective agent to be able to achieve the effect.

如果防护的目的是为了防止泛碱、生锈等，一般采用有机硅型石材防护剂就可以达到效果了。

Bezaldehyde was used as protective agent in first method.S-Epichloeohydrin was aminated and acidulated to give(2S)-1-Amino-3-...

通过正交实验对该方法噁唑烷酮环形成反应的条件进行了优化。

Bezaldehyde was used as protective agent in first method.S-Epichloeohydrin was aminated and acidulated to give(2S)-1-Amino-3-chloro-propanol Salts.The acetylation of (2S)-1-Amino-3-chloro-propanol by acetic anhydride produced the intermediate-N-[2--3-chloropropyl]acetamide.And then at 20℃,in the presence of lithium tert-butoxide,benzyl 3-fluoro-4-morpholinophenyl carbamate react with-N-[2--3-chloropropyl]acetamide to give linezolid in total yield of 43.6%.

路线一采用苯甲醛作保护剂，使S-环氧氯丙烷氨解、酸化生成S-1-氨基-3-氯-2-丙醇盐酸盐，然后经乙酰化反应后，生成中间体-N-[2-乙酰氧基-3-氯丙基]乙酰胺，再用N-(3-氟-4-吗啉苯基)氨基甲酸苄酯和中间体在催化剂叔丁醇锂存在下25℃反应生成利奈唑酮，总产率达到43.6%。

Some of the construction unit also specially design a set of construction equipment on the wet quartz stone dry protection, this device has a rectangular soaking trough, followed by a drying rack, the protective agent trickled from the plate will flow automatically and return to the soaking trough.

有些施工单位还为此专门设计了一套施工装置对潮湿石材乾地防护施工，这套装置安装了一个长方形的浸泡槽，后面是一个晾干的架子，晾干板才时所滴下的防护剂可自动流回浸泡槽。

Protection of the coating will: printing plate nullahs dirty, clean water, when removed the moisture, the protective agent onto the outside pages, each about 20 ~ 30ml with gauze with scrub it the entire suites must be uniform (note that there can be no uniform, flow-like marks), you can drop it onto the baking of fluecured version of the machine.

涂布爱护剂的办法不兵显影后的印版举行不兴不净，用火冲刷肮不净，刮去版背上的火份，把爱护剂不立在版背上，每块差开版约用20~30ml，再用不全脂纱布不兵合座版背涂擦平均（夺纲必不退给平均，不克不及有火流样陈迹），即可放到烤版机洋烤版。

Methods Live attenuated rubella vaccine virus strain RA27/3 was inoculated to the monolayer of human diploid MRC-5 cells at an appropriate MOI and incubated in serum-and protein-free CDM culture medium. The virus liquid was harvested and, after addition of polyvinylpyrrolidone as a stabilizer and protective agent, lyophilized. Perform overall control tests on the prepared vaccine.

将风疹减毒活疫苗毒种RA27/3株按适当比例接种单层人二倍体细胞MRC-5株，使用无血清、无蛋白的CDM培养基培养病毒，收获病毒液，加入聚乙烯吡咯烷酮作为病毒稳定剂，制备疫苗原液，加入冻干保护剂，制备5批冻干疫苗，进行各项检定。

Nanocrystal basic zinc carbonate was a new type of basic zinc carbonate.It could be used as skin protective agent in the pharmaceutical industry.It also could be used as basic raw materials in the production of cosmetics.

纳米微晶碱式碳酸锌是一种新型的碱式碳酸锌，在医药行业可用作皮肤保护剂，在化妆品生产中用作基础原料。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。