Using field orientaion of rotor of doubly fed machine as confining condition, this thesis has established vector control model for double asynchronous VSCFCV generator.
本文以双馈式电机转子磁场走向为控制的约束条件，建立了双异步变速恒压恒频发电机的矢量控制模型。
Not content with confining themselves to their degree subject, 59 percent of incoming students expressed a desire to pursue a secondary field of study, and 36 percent hoped to learn a language.
由于不满足于局阴在自己的专业上，有59%的新生表示出一个愿望，ꢜ就是他们要从事其他领域的研究。有36%的人希望学习一门语言。
At low magnetic field, the effects of magnetic-field-induced confining potential on the main features of the excitonic spectra are negligible.
在较低磁场下，其引入的限制势对激子吸收谱的主要特性的影响可以忽略。
The effect of confining magnetic field on the radial profile of axial electric field is studied.
研究了约束磁场对轴向电场的径向分布的影响。
Hydrate is a frequent encountering problem in gas field exploitation. Mazhuang gas field belongs to a pressurized abnormal, low temperature, and constant volume confining lithological gas reservoir.
水合物是气田开采过程中经常遇到的问题，马庄气田属高压异常、低温、定容封闭的岩性气藏，气井因水合物冻堵影响正常生产是气田开发中最主要的问题。
Hydrate is a frequent encountering problem in gas field exploitation. Mazhuang gas field belongs to a pressurized abnormal, low temperature, and constant volume confining lithological gas reservoir.
水合物是气田开采过程中经常遇到的问题，马庄气田属高压异常、低温、定容封闭的岩性气藏，气井因水合物冻堵影响正常生产是气田开发中最主要的问题。
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