What will the temperature be in Beijing？

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• The degree to which the viscosity of an oil will change with a change in temperature is indicated by the （）.

  A . weight designation B . viscosity index C . pour point D . thermal change value

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• If the temperature drops low enough, oil will not flow, （） just tell us the temperature.

  A . Hash point B . Viscosity C . Pour point D . Cetane number

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• A cargo hold has been determined to have a relative humidity of 80% and a dry bulb temperature of 80 ℃ and a dry bulb temperature of 85℃.When the hold is sealed and the dry bulb temperature decreases, the relative humidity in the space will （）

  A . decrease B . increase C . decrease to zero D . remain unchanged

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• The term "pour point" is defined as the lowest temperature at which lubricating oils will flow （）.

  A . rapidly B . by gravity C . through a standard orifice at a specified temperature D . at a rate of 60cc per second

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• Higher than normal temperature air passing through the intake of a diesel engine will result in（）

  A . greater overall efficiency B . greater fuel economy C . lower horsepower D . lower compression ratio

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• For a flash type evaporator, the seawater heater will have to maintain a enough temperature to minimize scale formation（）

  A . lower B . higher C . low D . high

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• A high temperature alarm or （） which will melt is used to guard against the explosion of compressor air pipelines.

  A . a flame trap B . a relief valve C . a fusible plug D . a bursting ca

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• Increasing the temperature of a fuel will reduce its （）.

  A . viscosity B . pressure C . resistance D . setting point

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• In terms of pressure and temperature in the refrigerant in the compressor, what happens to the primary?（）

  A . its pressure and temperature are both lowered B . its pressure and temperature are both raised C . its pressure is lowered and its temperature is raised D . its pressure is raised and its temperature is lowered

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• In a diesel engine cooling system, the high temperature alarm contact maker will be activated on excessively high water discharge temperature from the （）

  A . raw water pump discharge B . expansion tank outlet C . cooling water heat exchanger D . outlet engine jacket water outlet

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• The tendency for lubricating oil to thin out at high temperatures and thicken at low temperatures will be characterized by a （）.

  A . low viscosity index B . high viscosity index C . high neutralization number D . low demulsibility quality

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• Under normal operating conditions, the highest temperature and pressure conditions existing in a flash-type evaporator will occur in the （）.

  A . first stage B . second stage C . distillate cooler D . salt water feed heater

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• A large change in ambient temperature, or using an oil of a viscosity different from the one recommended by the manufacturer in a mechanical hydraulic governor, will result in the need to adjust the （）.

  A . pilot valve opening B . compensating needle valve C . compensating spring tension D . accumulator spring tensio

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• Leaky exhaust valve will result in which of the following?（） (1) high exhaust temperature; (2) low compression pressure; (3) low firing pressure.

  A . (1) and (2) B . (1) only C . (2) only D . (1),(2) and (3)

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• The operating diesel generators will have their exhaust temperatures, cooling water and lubricating oil temperatures and pressures （） in much the same way as for the main engine.

  A . to be kept B . logged C . changed D . has remained

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• When the temperature is below zero， water will _______.

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• What will the woman do for the man？

  <img src='https://img2.soutiyun.com/ask/uploadfile/4215001-4218000/79c843aee1f9248f96378b57af21371e.gif' />

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• What will the man do in the future？

  A．Start computer business. B．Work for a computer company. C．Employ the woman. D．Study with the woman.

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• – What’s the temperature today –（) .

  A.Nice and cool B.The weather forecast says it’s fine C.About 18 degrees D. Sure, it’s sunny

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• What measures do people use to deal with the consequence of warm temperatures？

  A．Fish managers build up an organization to persuade people to plant trees. B．Scientists from universities invent advanced methods to cool down the habitats. C．Experts have come up with good ideas to change the routes of winter floods. D．People make their efforts to make the temperature down within trout"s habitats.

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• Under the influence of high temperature and much damage caused by the human, Earth and life will ______.

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• What will you say if the guest tells you the temperature in the private roomis too low？

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• 选择一个你认为合适的词填入句中，该词的含义已经给出。to put forward - On the basis of our results, we…that temperature will continue to rise for the next 100 years.

  A．propose B．mean C．advise D．insinuate

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• 4、翻译句子，注意斜体字的词类转换。 A continuous increase in the temperature of a gas confined in a container will lead to a continuous increase in the internal pressure within the gas.

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