straight-armed pulley

直角三... ... "直列型动力机"," straight type engine" "直幅带轮"," straight-armed pulley" "直杯磨轮"," straight-cup wheel" ...

pulley-英汉词典-英中字典... ... stepped pulley [机]塔轮 straight-armed pulley 直辐带轮 straining pulley [机]拉紧带轮 ...