关于Lubricator ; Filter ; Reducing valve; 这三个元件（ ）
举一反三
- 请问：Lubricator ; Filter ; Reducing valve; 这三个元件的排列顺序应该是（ ）
- In order to ensure that the pressure difference between the front and rear of the throttle valve remains unchanged when the load changes, the flow through the throttle valve is basically unchanged. The throttle valve is often connected with ( ) to form a speed control valve, or the throttle valve and ( ) are connected in parallel to form a bypass speed control valve. A: Pressure reducing valve B: constant pressure reducing valve C: overflow valve D: differential pressure relief valve
- .Which of the following applications would require a non bypassing<br/>type filter? () A: Return line filter B: Downstream of any fixed displacement pump C: Upstream of a servo valve D: In a separate filtering and cooling circuit
- Which component is the liver of the lubrication system? A: Screened intake B: Oil filter C: Oil pump D: Oil pressure relief valve
- 商用名片制作讲究三个三，以下属于这三个三内容的有（）。