In the cam-less engine,the camshaft functions are replaced by ____ actuators.
A: electronically controlled
B: hydraulically controlled
C: pneumatically controlled
D: electronic- hydraulically controlled
A: electronically controlled
B: hydraulically controlled
C: pneumatically controlled
D: electronic- hydraulically controlled
举一反三
- 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
- The mechanical exhaust valve operation system is replaced by______<br/>in an electronic<br/>controlled ME engine. A: a system with a Hydraulic Power Supply (HPS) unit B: a system with roller guides for exhaust valves C: a system with an electronically controlled Alpha Lubricator D: a system directly powered by electric motor
- 词汇与结构 The roll control surfaces consist of hydraulically powered ailerons and flight spoilers which are controlled by _________ either control wheel.
- The controlled practice is controlled by the teacher or by the grammatical rules._
- electronically controlled A: V-型发动机 B: 十字头式发动机 C: 双燃料 D: 电控