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A removable marking device for a mold has a control mechanism that allows said indicator axle to rotate with said rotatable tube when said indicator axle rotates in the other direction.
一铸模的可移动标记装置具有一控制机构，当指示轴在另一方向转动时，其允许所述的指示轴与可转动管一起转动。
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模块上移
模块下移
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