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The two connecting rods forming a certain angle are adjustable to realize different rotary angles.
两个连杆之间有一定的角度,可调节位置,实现旋转的不同角度。
youdao
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The two connecting rods forming a certain angle are adjustable to realize different rotary angles.
两个连杆之间有一定的角度,可调节位置,实现旋转的不同角度。
youdao