The kids are try to compact the sand into the mold.
孩子们正在设法把这沙土堆积到模子里。
With the originally imported mold used for impact molding, the lock body has the following features: compact structure, good mechanical linkage, and smooth opening.
锁体采用原版进口模具冲压成型：结构紧凑、机械联动性好，开启畅顺。
In the structural design, the article emphasis on the points of core-pulling mechanism of gear and rack design. The requirement of mold structures are compact and reasonable.
而在结构设计方面，重点阐述了齿轮齿条抽芯设计要点，模具结构紧凑，合理。
In the structural design, the article emphasis on the points of core-pulling mechanism of gear and rack design. The requirement of mold structures are compact and reasonable.
而在结构设计方面，重点阐述了齿轮齿条抽芯设计要点，模具结构紧凑，合理。
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