A water jacket is placed around the exhaust manifolds of propulsion diesel engines to()
相似题目
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When abandoning ship and jumping into the water from a substantial height without a life jacket,you should().
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If the jacket water temperature rises rapidly above normal in a diesel engine, you should FIRST ()
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The cylinder liner forming the cylinder wall and the inside of the water jacket is called a()
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When a vacuum boiling evaporator works, the hot jacket water will pass over the tube stack and () the sea water passing through the tubes.
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Fresh water is used for the cooling of cylinder jackets and () of the marine diesel engine.
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About the jacket water, that of the auxiliary engines usually() is circulated by pumps, and the main engine usually ()
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Diesel engine jacket water is used in the distillation process as the ().
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The jacket water temperature in a diesel engine closed freshwater cooling system is normally controlled by ()
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The cooling water jacket is common to all the cylinders but there are often () to ensure that each cylinder receives the right amount and flow of water.
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The most serious effect of air trapped in a diesel engine jacket water cooling system is that it().
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Unless it is unavoidable do not jump from a place higher than 5 meters into the water. Try to minimize the shook of sudden cold immersion. When should the said caution be taken into account?().
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In a diesel engine, an integral liner is one in which the cooling water () Ⅰ.flows through the cylinder liner jackets Ⅱ.touches the outer side of the liner
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“It is raining hard” is a one-place predication sentence.
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A()is created by a pressure gradient or slope in the water level.
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The main propulsion diesel engine jacket water temperature rises above normal, with the raw water sea suction and the expansion tank water level being normalWhich of the following problems is most likely the cause?()
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An _______ is a heavy hooked object that is dropped from a boat into the water at the end of a chain in order to make the boat stay in one place.
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The Miguel Street is a slum that is unworthy of a place in literary works.
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Are you the kind of person who likes staying in unusual places? If the answer is "yes", then try the world's coldest hotel in Jukkasjarvi in the north of Sweden. But go in winter or all you'll find is a pool of water, because the hotel melts every spring!
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— Do you think this is a nice place?
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Smoking is inhibited(A级)in puhlic places.
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听力原文:Once you have arrived in our country, beware those professional pickpockets. Here's how to protect yourself. Women whose bags are hanging in front of them are tricky for the thieves, as there isn't a blind side. If you want make it even harder, use a bag with handles rather than a strap. For men, one of the best places to keep a wallet is in the back pocket of tight trousers. You'll feel any attempts to move it. Another good place is in the buttoned-up inside pocket of a jacket. There's just no way in. Even better, keep wallets attached to a cord or chain that is fastened to a belt.
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This jacket is not () for me. I need a bigger size.
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A stop-buy order is most likely placed when a trader:
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Do you think this is a nice place?()
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