网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
What color exhaust will be exhibited when a slow speed two-stroke/cycle main propulsion diesel engine, designed to operate on light and heavy fuel oil, is operated on insufficiently preheated heavy fuel oil?（）
A
White
B
Black
C
Blue
D
Clear
参考答案
参考解析
解析：
暂无解析
更多 “单选题What color exhaust will be exhibited when a slow speed two-stroke/cycle main propulsion diesel engine, designed to operate on light and heavy fuel oil, is operated on insufficiently preheated heavy fuel oil?（）A WhiteB BlackC BlueD Clear” 相关考题
考题
Engine operating conditions may be indicated by the color of the exhaust smoke Black smoke could indicate .A.an insufficient speed droop settingB.an overloaded engineC.clogged drain holes in the oil control ringsD.complete combustion
考题
All marine low-speed diesels are of what design ________．A.Four-strokeB.Two-strokeC.Electronic ignitionD.Forced exhaust
考题
To avoid shock ,you should reduce speed by（）（低速）control.A、low speedB、high speedC、inchingD、slow speed
考题
Which of the following is a reason black toner is used in color printers？（）A、It decreases the print speed in color laser printers.B、It prevents moir patterns when printing color photographs.C、It reduces the cost per page when printing gray scale documents.D、It makes the color toner resistant to smudging when wet.
考题
What is the most common cause of network congestion？（）A、aggregation congestion occurring at the core layer where the different distribution layer devices feed traffic to the core-layer switchesB、speed mismatches when moving from a low-speed LAN environment to a higher speed WAN environmentC、flapping Ethernet interfaces caused by misconfigured LAN interfacesD、flapping serial interfaces caused by misconfigured WAN interfacesE、speed mismatches when moving from a high-speed LAN environment to a lower speed WAN environment
考题
A new system has been installed and the network connection is very slow. The network administrators are sure that the network port is set to 100 full duplex. What command will display the configured and current speed settings of the adapter?（）A、lsdevB、lsattrC、entstatD、ifconfig
考题
单选题What is the most common cause of network congestion？（）A
aggregation congestion occurring at the core layer where the different distribution layer devices feed traffic to the core-layer switchesB
speed mismatches when moving from a low-speed LAN environment to a higher speed WAN environmentC
flapping Ethernet interfaces caused by misconfigured LAN interfacesD
flapping serial interfaces caused by misconfigured WAN interfacesE
speed mismatches when moving from a high-speed LAN environment to a lower speed WAN environment
考题
单选题What is the function of the thrust bearing?（）A
Prevents lateral movement of the slow speed gearB
Transmits propeller thrust to the hullC
Keeps spring bearings in lineD
Prevents main reduction gear axial movement
考题
多选题What happens when you enable QoS bandwidth detection? （）(Choose two.)ACircuit speed is reduced by 2% for overhead.BWAN speed can be configured to the LAN speed.CBandwidth is adjusted based on minimum and maximum settingsDWAN bandwidth is detected based on acknowledgement of metapackets.
考题
多选题What happens when you enable QoS bandwidth detection? （）(Choose two.)ACircuit speed is reduced by 2% for overhead.BWAN speed can be configured to the LAN speed.CBandwidth is adjusted based on minimum and maximum settings.DWAN bandwidth is detected based on acknowledgement of metapackets.
考题
单选题For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）A
the temperature and flow quantity of the exhaust gas from M.EB
the quantity of steam demandedC
the rotary speed and the cooling water temperature of main engineD
efficiency of M.E turbocharger
考题
单选题Engine operating conditions may be indicated by the color of the exhaust smoke.Black smoke could indicate（）A
an insufficient speed droop settingB
an overloaded engineC
clogged drain holes in the oil control ringsD
complete combustion
考题
单选题Which method should be used to warm up the pump turbines prior to discharge（）.A
Lock the turbine rotor and slowly bleed in steam until operating temperature is reachedB
Run the pump at high speed with the discharge valves closedC
Run the turbine at slow speed with the pump disconnectedD
Shut the discharge valve and run the pump at slow speed
考题
单选题Which of the following is a reason black toner is used in color printers？（）A
It decreases the print speed in color laser printers.B
It prevents moir patterns when printing color photographs.C
It reduces the cost per page when printing gray scale documents.D
It makes the color toner resistant to smudging when wet.
考题
问答题Practice 7 Task Sheet: A: WHAT IS IMPORTANT WHEN...? Aiming to improve career prospects ● Reading business articles ● Learning a foreign language ●…______ B: WHAT IS IMPORTANT WHE...? Deciding how to transport goods ● Destination ● Speed______ ●… C: WHAT IS IMPORTANT WHEN...? Purchasing new machinery ● Level of automation ● Maintenance requirements ●…
考题
单选题When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）A
During operation at low speedB
During operation at rated speed, but low power outputC
During accelerationD
All of the above
考题
单选题It is abnormal that when the engine is being turned by the turning gear or by hand, （）.A
water discharges from the indicator cocksB
no water is leaking into crankcaseC
no water in the scavenge beltD
the rpm is lower than the speed of Dead Slow Ahead
考题
单选题In a large, slow-speed, main propulsion diesel engine, which of the parts listed is under tension when the engine is running?（）A
Bed plateB
ColumnC
EntablatureD
Tie rod
考题
单选题A diesel engine could fail to start because of （）A
incorrect injection timingB
low exhaust back pressureC
floating exhaust valvesD
excessive cranking speed
考题
单选题The flywheel reduces speed fluctuations by （）A
maintaining a constant rack settingB
storing kinetic energyC
maintaining equal exhaust pressureD
maintaining even camshaft speed
考题
单选题For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）A
the temperature and flow quantity of the exhaust gas from M/EB
the quantity of steam demandedC
the rotary speed and the cooling water temperature of main engineD
efficiency of M/ turbocharger
考题
单选题When occurring a fire in the scavenge air box, the following measures should be taken except for（）A
reducing speed to SLOW and asking bridge for permission to stopB
stopping the fuel oil supplyC
switching-on the auxiliary blowersD
putting the scavenge air box fire extinguishing equipment into function
考题
单选题Most medium and slow speed diesels are started by what medium?（）A
Electric starting motorsB
HydraulicsC
Compressed airD
Ether
考题
单选题A possible cause for an individual piston to knock when at TDC on a slow-speed, two-stroke/cycle main propulsion diesel engine could be due to （）A
early fuel injectionB
excessive bearing play within the running gearC
overloading of the cylinderD
all of the above
热门标签
最新试卷