thick-wall chamber

The high pressure chamber of a water cannon is attributed to the thick-walled cylinder with open ends.

水炮高压腔是开式厚壁圆筒，采用多层自增强圆筒能大大提高承载能力。

Two chamber type outlet box with particular extra-thick outlet box fender and anti-twist setting for outlet cables.

双室式出线盒，特设超厚出线盒板护板，引出电缆防扭设置。

A method is described of preparing a-Fe thin film absorber samples by electron beam bombardment in a vacuum chamber. The film is about ≤ 50 nm thick, silverly-white and bright, and uniform.

在真空室用电子束轰击加热蒸发的方法，研制成功表面呈银白色且光亮的≤50nm厚的α-Fe薄膜（吸收体）样品。

It is concluded through analysis that the combustion chamber contraction cavity of the thick-top piston is mainly caused by the defect of the mould and the inefficiency of the water-cooling system.

经过分析得出结论：造成厚大项部活塞毛坯燃烧室缩孔问题的主要原因是由于模具本身的弊端和水冷系统效果不佳。