contra-rotating

常見例句

four-stage contra rotating fan turbine
四級逆轉(zhuǎn)風(fēng)扇透平
Control principle and familiar fault analysis of contra rotating steering oar
對轉(zhuǎn)舵槳操縱原理及常見故障分析
Analysis about the Construction Principle and Characteristics of Contra Rotating Propeller
對轉(zhuǎn)螺鏇槳的結(jié)搆原理及特點(diǎn)分析
contra rotating fan
反鏇式通風(fēng)機(jī)
Per contra I don't ask her to forget but to remember.
相反，我不是要她忘記，而是要她記住。
The female is generally drab, the male per contra brilliant.
一般來說雌性是黃褐色的，而雄性是色彩鮮明的。