straight oneway valve

同义词释义

1)straight one-way valve,直通式单向阀2)in-line check valve,直通单向阀3)angle one-way valve,直角单向阀4)inboard hinging type flood valve,铰链式单向通海阀5)vent/check valve,通风/单向阀6)ball check valve,球式单向阀