The reason to set up a cargo joint venture is the current lack of a direct service to provide more cost-effective and powerful local airlines in Shanghai.
之所以要成立合资货运公司，是由于目前上海缺乏一家能直接提供更具成本效益及优质服务的强大本土航空公司。
The numeral timing systems driven by PWM are set up for the direct current servo motor model by using the PI. and IP contrail ers respectively.
本文分别用PI控制器和IP控制器对直流伺服电机模型建立PWM驱动数字型调速系统。
It must be set up suitable quiescent point in order to works in linear region. This decides that the analysis of amplifier includes direct current analysis and alternating current analysis.
要用他对信号进行不失真地放大，必须设置适当的工作点，使电子器件工作在近似线性区域，这就决定了放大器的分析包括直流分析和交流分析。
The direct measure mode is that Hall part is set into the interspace of loop winding or magnet coil, then the magnetism voltage difference or the current is measured.
直测式是将霍尔器件置于具有线圈绕组或直穿母线的环型铁磁体气隙中，测出气隙里的磁压降，即为被测电流。
A rare earth permanent magnetism brushless direct current motor is set in the test-EV and runs in order during a course of the test on roads near one thousand kilometers.
将稀土永磁无刷直流电机应用于试验车并进行了近千公里的道路试验，结果良好。对一种液体循环式锌-空气电池做了实验室与道路试验并进行了性能分析和评价。
A rare earth permanent magnetism brushless direct current motor is set in the test-EV and runs in order during a course of the test on roads near one thousand kilometers.
将稀土永磁无刷直流电机应用于试验车并进行了近千公里的道路试验，结果良好。对一种液体循环式锌-空气电池做了实验室与道路试验并进行了性能分析和评价。
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