main reducer的用法和樣例：
例句
- The forced vibration problems of a turboshaft engine, which is mounted directly on the main gear box, were investigated.
摘要渦軸發(fā)動(dòng)機的一種常見(jiàn)的安裝方式是其主安裝節直接與主減速器相連，對這種安裝形式下渦軸發(fā)動(dòng)機的受迫振動(dòng)問(wèn)題進(jìn)行了研究。 - The fatigue fracture reason of the weld seam at the back supporting rod of the main reductor of an aircraft has been analyzed by fractography and metallographic test.
對某飛機主減速器后撐桿焊縫疲勞斷裂原因作了分析。
