The mold had small and compact structure and could operate smoothly.

该模具结构小巧而紧凑，运行顺畅无阻。

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Try to compact the sand into the mold.

沙土堆积到模子里。

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This kind of injection mold has a compact structure in general.

注射模具有整体结构紧凑的特点。

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This kind of injection mold has a compact structure in general.

注射模具有整体结构紧凑的特点。

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