滑轮的作用是什么？
The same applies to chain pulleys.
同样适用于链滑轮。
As mentioned two different size pulleys are required.
正如两个不同大小的滑轮是必需的。
He measured the pulleys and found them to be the exact size.
他量了量滑轮，发现大小正好合适。
Here is a picture of some pulleys I cast and some pulley patterns I made.
下面是一些我投滑轮图片和一些滑轮我提出的模式。
You work entirely with your own body weight and not complicated pulleys or weight stacks.
您的工作完全与自己的体重，而不是复杂的滑轮或重量栈。
You work entirely with your own body weight and not complicated pulleys or weight stacks.
您的工作完全与自己的体重，而不是复杂的滑轮或重量栈。
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