The core-pulling mechanism with swing block was introduced, and an injection mold with swing block was designed.

介绍了摆动块内抽芯机构，并设计了摆动块内抽芯注射模。

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When the power again, pulling the cable, cable drives the swing block, the other end of the swing block reset mechanism drives the swing block down on the rack;

当再次有电时，拉动拉索，拉索带动摆块，摆块另一端的复位机构带动摆块下移；

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The movements may look simple at first sight but that is the real secret of the art. We learn how to swing, the proper footwork, right posture, the block, etc.

那些动作第一眼看上去很简单，但这些才是这门艺术的奥秘所在。

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The movements may look simple at first sight but that is the real secret of the art. We learn how to swing, the proper footwork, right posture, the block, etc.

那些动作第一眼看上去很简单，但这些才是这门艺术的奥秘所在。

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