介绍了一种使用普通摇臂钻床加工双管板换热器管板方法和操作过程。

The method and process of fabrication of tubesheet in double-tubesheet heal exchanger by using common sway arm driller were introduced in this article.

youdao

普通型摇臂钻床由底座、内外立柱、摇臂、主轴箱及工作组成。

Average type beam drill is composed of base, inside and outside column, rocker arm, main spindle box and job.

youdao