... progressive sliding gear 分级滑动齿轮 pulley gear 皮带轮传动装置 pulley-block luffing gear（起重机）升降支臂用滑轮组 ...
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pulley-block luffing gear 升降支臂用滑轮组
gear box pulley 齿轮箱皮带轮
gear pulley [机] 齿轮滚筒
spur gear pulley 正齿轮滑车
spur-gear pulley 正齿轮滑车
Gear Pulley Stacker Generic 三层组合齿轮
Pulley gear, worm gears, cylinder, bearing base and quadrate pole etc were designed and checked.
设计校核皮带轮传动、蜗轮蜗杆传动、圆筒、轴承座、导杆等。
All of the expedition's food, water, and gear had to be hauled to the summit rim, then lowered by pulley into the caldera.
探险队所有的补给和器材都要被拖曳到峰顶边缘，然后再通过滑轮垂降到火山口中。
If the pulley, sprocket-driven, such as supporting brackets should be established to prevent the initiative gear bearing the radial force.
若用带轮、链轮等驱动时应设托架支承，以防主动齿轮轴承受径向力。
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