定位板

Which are the overalls tools and the vertical mill head on the boring mill,the thesis has made a pratical technology designment of the main chains gear profile process.

通过对带冷机主动链轮部件的加工难度分析，根据设备能力并利用定位胎、定位板、压板、弯板等工装治具及镗床上的立铣头，设计了切实可行的主动链轮齿形加工工艺方案，对同类产品的加工具有深远地指导意义。

It's rather showy.I'd like something plainer.

赶花了，我想要素净些的。

The Kremlins Spassky Tower and passers-by are reflected in the wet cobblestones of Moscows Red Square on Feb.

克里姆林宫的斯巴斯克塔和旅客的身影倒映在潮湿的鹅卵石墙上。