China Naming Network - Eight-character query< - What valve can make the water flow in one direction?
What valve can make the water flow in one direction?
There are many such valves, such as check valves!
In fact, if you simply control the conveying direction, ordinary is enough!
The cost of pneumatic valve and solenoid valve is a bit high!
Car owners can deliver goods online keywords: check valve, check valve, check valve!
There will be a lot of introductions in this respect!