The recommended location (as shown) is to connect the waterregulator to the hydrant, and then run the hose to the trailer rig.
建议的安装位置(如图所示)是将水调节阀连接到消防栓上，然后再通过软管连接到拖车上。
2
May be after the waterregulator arc Pa, water more efficiently... All kinds of switches place on the operating handle so that the manipulation easier.
可调压式弧形后吸水扒，吸水更有效。各式开关置于操作手柄上，使操作更为简便。
3
In front of the feed waterregulator, split, economizer, superheater export, between superheater outlet and main steam valve, to heat the import and export, all should be installed pressure gauge.