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tao317594856

金虫 (小有名气)

[求助] 请问有没有正转加速反转减速的装置或者轮系呢

请问有没有正转加速反转减速的轮系呢
即输入轴正转时,输出轴加速正转
输入轴反转时,输出轴加速反转的轮系 或者什么设备呢?
求各位大侠科普
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