The()is fitted in the steam supply line and is usually of the
non-return type.
A: main steam stop valve
B: auxiliary steam stop valve
C: feed check or control valve
D: blow down valve
non-return type.
A: main steam stop valve
B: auxiliary steam stop valve
C: feed check or control valve
D: blow down valve
举一反三
- The commonly used pressure control valve in hydraulic transmission system is ( ) A: directional valve B: relief valve C: hydraulic control check valve
- Which of the following hydraulic control valves belongs to pressure control valve （ ）. A: Unloading valve B: overflow throttle valve C: Hydraulic control check valve D: Low pressure selector valve
- 【单选题】Steam是()公司 开发设计的游戏平台。 A. Steam公司 B. Valve公司 C. HTC D. Oculus
- If the control was adjusted , omit the valve test. A: If the control was<br/>adjusted before you started this procedure, do not do the valve test. B: If the control was adjusted previously, omit the valve test. C: Adjust the control prior to doing the valve test. D: The adjustment of the control has priority over the valve test.
- The cylinder head starting valve of ME type diesel engine is controlled by . A: Mechanical air distributor B: solenoid valve controlled by electronic control system C: The main starting valve D: The camshaft