This is a 2d simulation for pressure check!
这是一个压力检查二维模拟！
Boiler is clean and the scaffolds irrelevant to water pressure are torn down and the scaffolds for water pressure check are furnished.
锅炉上彻底清理干净，无杂物；与水压无关的脚手架全部拆除；用于水压检查的脚手架搭设完毕。
Welding type high pressure check valve is generated by the pipeline flow of the medium itself force automatically turned on and off, is an automatic valve.
主要用于高压加压的天然气加气系统，防止加压天然气倒流的阀门。焊接式高压单向阀是靠管路中介质本身的流动产生的力而自动开启和关闭的，属于一种自动阀门。
First of all, for strength and stability, mainly a cylinder, cover the wall, the water pressure check and impeller stress test, the axis of strength checking.
首先进行强度和稳定性计算，主要进行了筒体、端盖的壁厚计算、水压试验应力校核以及叶轮、轴的强度校核。
First of all, for strength and stability, mainly a cylinder, cover the wall, the water pressure check and impeller stress test, the axis of strength checking.
首先进行强度和稳定性计算，主要进行了筒体、端盖的壁厚计算、水压试验应力校核以及叶轮、轴的强度校核。
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