centering

Die centering in press is obtained by milling a slot on the bottom subplate parallel to the direction of the feed.

通过在与进料方向平行的底部底板上铣出一个狭槽来实现压床上模具中的调整。

On the Teaching of the Yuan Opera in the Middle school——Centering around the analysis of 《the Douser"s Grievance》

论文标题:简论中学语文中元杂剧的教学——以《窦娥冤》的分析为中

To centering the website that after clearing, still did not put on record, give stoutly shut, to putting on record information truthless, inaccurate, instruct correct.

对集中清理后仍未备案的网站，坚决予以关闭，对备案信息不真实、不准确的，责令改正。