The pressure module contains pressure filters, low pressure switches(PS),check valves,and a pressure relief(PR)valve.the above sentence means "压力组件包括压力过滤器,低压电门,单向活门,压力释放活门" .
A.1
正确答案是A
The pressure module contains pressure filters, low pressure switches(PS),check valves,and a pressure relief(PR)valve.the above sentence means "压力组件包括压力过滤器,低压电门,单向活门,压力释放活门" .
A.1
正确答案是A