A、lower than
B、higher than
C、below
D、equal to
更多“The water level in the gauge glass when a boiler is operating is （） when the boiler is shut down.”相关的问题
A、the oil content in water B、the water content in fuel oil C、the water level in bilge well D、the oil level in bilge well
A、the oil content in water B、the water content in fuel oil C、the water level in bilge well D、the oil level in bilge well
A、the oil content in water B、the water content in fuel oil C、the water level in bilge well D、the oil level in bilge well
A、higher than the actual drum water level B、equal to the actual drum water level C、increasing due to steam condensation in the glass D、lower than actual drum water level
A、loss of suction in the circulating pump B、leak in the primary cooling system C、broken raw water pump shaft D、burned or cracked piston in one cylinder
A、loss of suction in the circulating pump B、leak in the primary cooling system C、broken raw water pump shaft D、burned or cracked piston in one cylinder
A、release the towline in an emergency B、help the helmsman steer C、look for food and water D、check the water level in the bilge
A、firing for extended periods in the low fire mode B、overheating, due to waterside deposits C、varying the water level above the crown sheet D、carrying excessive alkalinity in the boiler water
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