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深入地研究了单环路封闭式行星齿轮传动系统的动态特性；
The dynamic behaviors of encased differential gear train had been systematically re- searched.
youdao
-
深入地研究了单环路封闭式行星齿轮传动系统的动态特性；
The dynamic behaviors of encased differential gear train had been systematically re- searched.
youdao