This operation provides positive opening and closing action thereby reducing " flash " on the grids.

这种操作起到了良好的开模和闭模作用,因而减少了板栅上的 “ 毛刺 ”.

辞典例句

Therefore our country while positive opening must strengthen to the weak trend industry protection.

因而我国在积极开放的同时仍要加强对弱势产业的保护.

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