A dazzling white burner flame in the boiler furnace indicates ().
相似题目
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White smoke exhausting from a diesel engine can be caused by ()
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Failure of the burner flame in an auxiliary boiler would probably be a result of()
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A vessel showing a yellow light over a white light at night is a vessel().
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The purpose of a temperature sensing device installed in the stack of a small automatically fired auxiliary steam boiler is to secure the oil burner()
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A vessel showing a green light over a white light in a vertical line above the level of the sidelights is().
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A white buoy with a blue band is().
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After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate refiring of a burner in order for the ().
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Mr. White has a wife and three children to()
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A smoking burner with a pulsating flame in auxiliary boiler, is an indication that the()
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You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern,which is lower than the forward light.It could be a().
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A list signal of one white light indicates that the vessel is ().
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Professor White contributed a lot to our community,()
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After a normal, or safety shutdown, automatic combustion control systems for an auxiliary boiler are designed to prevent the immediate re-firing of a burner in order for the ().
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A pedestrian crossing is a zebra print which refers to the _____ between black and white stripes.
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Before he left the White House, the president made a _______ speech.
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In Bluest Eyes, Claudia cherishes the white doll as a Christmas gift.
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After a while Alice saw a red-eyed white Rabbit running by.
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When evaluating the appearance of a white wine:
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The sentence “Still, a white skin is always fairly conspicuous” can be paraphrased as
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I wish we had a color TV. I’m _ pictures in black and white.
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Black hair is a sharp______white skin.
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A white buoy with an open-faced orange diamond on it indicates ().A.dangerB.vessels are ex
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()were sitting at the supper table when I knocked at the door.A.White
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South Africa used to be a country where black people and white people were().A.segregated