The mother postponed all other business to the task of smoothing her crying child.

母亲放下一切别的事情, 先去抚慰哭叫着的孩子。

Such as the synchronization counter-rail and pressed compact for the edge smoothing tool,the press plate and wormgear for the line edging tool,the gear and the bear for the washing tool.

用于边磨边机的同步带导轨、压块，直线磨的压传板、蜗轮，清洗机的齿轮、轴承等。