“unloading valve”可以造什么句,unloading valve造句
来源:语文精选馆 2.11W
The pilot unloading valve 5 of the one-way valve can be achieved system-pressure pump and unloading.
pressure regulator of engine unloading valve
The pilot unloading valve 5 of the one-way valve can be achieved system-pressure pump and unloading.
pressure regulator of engine unloading valve