[单选题]For practical purpose ,in a simple series circuit ,the source voltage will be dropped across one resistor if it has______
[单选题]The electronic governor actuator is a _____device which moves the fuel linkage in response to a signal from the digital controller.
[单选题]A large change in ambient temperature, or using an oil of viscosity different than the one recommended by the manufacturer in a mechanical hydraulic governor, will result in the need to adjust the _____
[单选题]Hydraulic machinery failures are commonly caused by misalignment of the system components and by ______.
[单选题]After received the “finished with engine “order from bridge , which of the following operation is false ?
[单选题]_____ is the process of removing heat, and the practical application is to produce or maintain temperatures below the ambient.
[单选题]___Convention was the first to establish basic requirements on training, certification and watch keeping for seafarers on an international level.