take up pulley 张力轮 ; 张力滚柱
follow-up pulley 从动轮
Take-up pulley 拉紧滚筒 ; 收线轮
tail-pulley screw take-up 尾轮螺旋拉紧装置
Anna comes to a window and jumps out onto a window washer's pulley. She raises herself up to see the ships arriving.
安娜走到一扇窗前，跳出去，落到一个擦玻璃工人用的滑车中。她把自己提到空中，看着一些船到来。
The belt started wrapping up on the tractor pulley.
皮带开始绕在拖拉机的皮带轮上。
Cast steel pulley with wall unevenness, many hot pitch points and narrow feeding channel is difficult to be fed by setting up a head.
铸钢皮带轮，壁厚不匀，热节点多，补缩通道狭窄，很难用设置冒口的方法给予补缩。
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