英德
有道
百度
谷歌
图片
维基
百科
构型保持 [gòu xíng bǎo chí]
retention of configuration
- 结果表明采用该方法可以选择地得到糖上全部或部分脱乙酰保护基产物，并且脱保护产物的立体构型保持，没有分解现象发生。
Acetyl groups in these glycosides could be smoothly and selectively deprotected in good yields without obvious isomerizations or degradations of the sugar part under the reaction conditions. - 针对这种新构型，阐述了机器人行走夹持机构的工作原理和实现形式，着重分析研究了偏心夹持机构对保持车体水平姿态的机理。
Directed against this kind of new configuration, the working principle of the walking and holding mechanism of robot and the form of realization were elaborated, and the mechanism of keeping the body a horizontal posture by the eccentric holding mechanism was emphatically analyzed and studied.
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