更新时间：2024-04-25 10:37:19作者：留学之路
Disconnect the hose from the bottom cover plate to the relief valve.
断开底部盖板到安全阀上的软管.
来源：互联网The Manufacturing of the Bottom Cover
底遮板的加工
来源：互联网The key of the problems is to design the seals and the speeding mechanism of the bottom cover of the reactor reasonably.
解决问题的关键在于密封和高分子聚丙烯酰胺反应器底盖快速开启机构的合理设计。
来源：互联网Bottom cover powder coated steel plate.
上下罩：钢板烤漆压筋。
来源：provided by jukuuThe Design Principle of Empty Jar Bottom Cover Counting Number Machine
空罐底盖计数机设计原理
来源：互联网Cement the fuselage bottom cover and wing together as shown in the diagram.
再将机身下罩按图示粘接在机翼上.
来源：互联网