vessels subjected to external pressure的意思|示意

承受外压的容器 types of steel permissible for 容许的钢材类型 vessels subjected to external pressure 承受外压的容器 Surface Weld Metal Buildup 金属堆焊表面 ..

承受外压得容器 ... unreinforced 非补强的 vessels subjected to external pressure 承受外压得容器 Nozzles attachment of to shell 接管,与壳体的连接 ...