wind speed
【建筑】加速传动装置，为采矿而安装加速传动装置的旋转钻机
speed gearing rotary-drilling machine with speed gearing for mining
暂无补充释义。
相关词条
speed reducer
root-mean-square speed
machine speed
air speed indicator (air speed meter, anemometer
mean speed
normal speed【物】;normal velocity【物】
service speed