contra-rotating

常見(jiàn)例句

four-stage contra rotating fan turbine
四級(jí)逆轉(zhuǎn)風(fēng)扇透平
Control principle and familiar fault analysis of contra rotating steering oar
對(duì)轉(zhuǎn)舵槳操縱原理及常見(jiàn)故障分析
Analysis about the Construction Principle and Characteristics of Contra Rotating Propeller
對(duì)轉(zhuǎn)螺旋槳的結(jié)構(gòu)原理及特點(diǎn)分析
contra rotating fan
反旋式通風(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(lái)說(shuō)雌性是黃褐色的，而雄性是色彩鮮明的。