名词解释题交通流率（Rate of flow）
名词解释题
交通流率（Rate of flow）
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相关考题：
One of the reasons that causes oil flowed from sludge outlet of a self-cleaning purifier isA.seal water supply be cut offB.make-up water supply be cut offC.oil outlet valve closed or not open sufficientlyD.the flow rate of oil is too much
A high rate of separation between oil and water is favored by ______.A.large size of oil globule(小球)B.low temperatureC.high viscosityD.high flow rate
If you are bunkering and you close off one tank in the line of tanks being filled，the rate of flow to other open tanks on the same line will ______．A.increaseB.decreaseC.stopD.remain constant
单选题Propulsion engines and the vast majority of auxiliary generator engines are designed to allow a generous through-flow of scavenge air in order to control （）Athe lubricating oil consumptionBthe turbine blade temperatureCthe flow rate of fuelDscavenge air pressure
单选题A high rate of separation between oil and water is favored by （）.Alarge size of oil globuleBlow temperatureChigh viscosityDhigh flow rate
单选题When centrifuging heavy fuel oil, an important factor to consider is the （） (1) flow rate (2) viscosity of the fuel oilA(1) only is correctB(2) only is correctCboth (1) and (2) are correctDneither (1) or (2) are correct
多选题Which two statements are true about RED？（）ARED randomly drops packets before the queue becomes full.BRED is always useful，without dependency on flow.CRED increases the drop rate as the average queue size increases.DRED has a per-flow intelligence.
单选题Air chambers are usually fitted to reciprocating pumps in order to （）.Aincrease discharge pressureBincrease suction vacuumCdevelop pulsation flowDkeep a steady rate of flow
单选题Increasing the compression ratio of a diesel engine while maintaining the designed rate of fuel flow will result in （）Aincreased horsepowerBreduced efficiencyCincreased heat lossDlower cylinder pressures
单选题If you are bunkering and you close off one tank in the line of tanks being filled，the rate of flow to other open tanks on the same line will（）.AincreaseBdecreaseCstopDremain constant
单选题Generating tubes in waste heat boilers are finned to （）.Areduce gas flow turbulenceBprevent exhaust gas corrosionCincrease the rate of combustionDincrease the rate of heat transfer
单选题Fins are installed on the fireside of water-tubes used in waste boiler to（）Adecrease the velocity of gases flowing past the tubesBincrease the rate of heat transferCreduce accumulations carbon depositsDdirect the flow of gases
单选题Because the flow rate of supply water pump is too large, oily water separator does not work wellWhich of the following is not the reason?（）Athe monitoring equipment is out of orderBseparating effect becomes badCinner wall is contaminatedDseparating effect becomes bad and inner wall is contaminated
单选题If it becomes necessary to cutout an individual cylinder of a large, low-speed, main propulsion diesel engine, the fuel to that cylinder should be secured and its （）Afuel pump should be removed and all connections blanked offBcylinder oil feed rate should be increased slightly above that used at normal sea speedCcylinder oil feed rate should be reducedDcylinder oil feed rate should be increased to the maximum flow capable of the metering pump
单选题One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）Aseal water supply be cut offBmake up water supply be cut offCoil outlet valve closed or not open sufficientlyDthe flow rate of oily water is too much
单选题Temperature control valves installed in the jacket cooling water system of a diesel engine modulates the rate of water flow through the （）.Acooling water pumpBnozzle cooling passagesCcylinder jacketsDheat exchanger
单选题In a fixed displacement axial piston hydraulic motor, the speed is varied by（）Aregulating the ratio between torque and speed via the torque limiter at the motorBdirecting the motor output flow through a bypass lineCmaintaining a constant flow and pressure inputDcontrolling the input flow rate
单选题In a shell-and-tube type hydraulic fluid cooler, the amount of heat transferred from the hydraulic fluid to the cooling water depends upon（）Athe temperature of the hydraulic fluidBthe flow rate of the hydraulic fluidCthe temperature of the cooling waterDall of the above