英文: 177 This is a plot plan (general layout ,general arrangement, detail ,section, erection ,flow sheet, PID, assembly, civil, electrical, control and instrumentation, projection, piping, isometric ) drawing. 中文: 这是一张平面布置(总平面、总布置、细部、剖面、安装、流程、带仪表控制点的管道...
A sample port valve of the present invention is used as a replacement for the use of a conventional port plug opposite the permeate collection piping on an RO vessel. The valve is preferably disposed in and attached to the permeate port of the vessel in the same manner as a port plug, ...