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测交组合在河南夏玉米区表现一般。
No ideal cross was found in Henan summer maize area.
youdao
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本文给出了交流电力测功器的变频装置的一种结构，交-直电压源型变流器。
In this paper, the structure of A-C dynamometer's inverters has been given.
youdao
-
本文给出了交流电力测功器的变频装置的一种结构，交-直电压源型变流器。
In this paper, the structure of A-C dynamometer's inverters has been given.
youdao