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单选题
Which method listed below is acceptable by classification society to perform hose testing to weather tight hatch covers and closing appliances（）
A
This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.
B
This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 3,5 kgf/cm2. The nozzle diameter is not to be less than 5mm.
C
This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 4,0 kgf/cm2. The nozzle diameter is not to be less than 8mm.
D
This is to be carried out at a maximum distance of 2,0m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.
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更多 “单选题Which method listed below is acceptable by classification society to perform hose testing to weather tight hatch covers and closing appliances（）A This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.B This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 3,5 kgf/cm2. The nozzle diameter is not to be less than 5mm.C This is to be carried out at a maximum distance of 1,5m with a hose pressure not less than 4,0 kgf/cm2. The nozzle diameter is not to be less than 8mm.D This is to be carried out at a maximum distance of 2,0m with a hose pressure not less than 2,0 kgf/cm2. The nozzle diameter is not to be less than 12mm.” 相关考题
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考题
In which cases listed below, the class would not being suspended or withdrawn（）A、Annual/Intermediate Surveys not complete within three months of due dateB、Repairs made are not acceptable to classC、Accommodation common toilet flushing device isn’t workingD、Not complying with regulations
考题
If a vessel subject to PSC inspection, PSC Officer shall give the inspection to the Captain, the given timeframe for rectification of each deficiency is commonly given in a coded form which called “action code”, which code listed below is used for indication of detention of the vessel?（）A、10B、30C、17D、16
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单选题If a vessel subject to PSC inspection, PSC Officer shall give the inspection to the Captain, the given timeframe for rectification of each deficiency is commonly given in a coded form which called “action code”, which code listed below is used for indication of detention of the vessel?（）A
10B
30C
17D
16
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thatB
whomC
whichD
who
考题
单选题Which of the listed problems could produce a high absolute pressure within a flash type evaporator?（）A
Production of high salinity distillateB
Seawater feed temperature below 165℃C
A leak in the first stage demisterD
A cracked distillate pump vent line
考题
单选题For specific reason, the Owner may transfer the classification member of the vessel to another classification member which is covered by the IACS ‘Transfer of Class Agreement’. Which of the requirements listed below is disobey the IACS “Transfer of Class Agreement?（）A
For all ships between 5 to 10 years of age a representative number of ballast spaces are to be examined.B
For all ships between 10 to 20 years of age a representative number of cargo spaces are to be examined.C
For all ships 15 years of age and over all overdue surveys and conditions of class completed by the gaining class society before the transfer of class can take place.D
For all ships which are 20 years of age and above or ships subject to ESP which are 15 years of age and above, a full Special Survey or Intermediate Survey, including docking, will be carried out.
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Non-harmonic speedB
Critical speedC
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考题
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removing the oxygenB
cooling the fire below the ignition temperatureC
removing combustible materialD
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考题
单选题Which of the following information would be on a system classification list？ （）A
Disk drive sizeB
IP addressC
Acceptable outage timeD
Operating system version
考题
单选题In which cases listed below, the class would not being suspended or withdrawn（）A
Annual/Intermediate Surveys not complete within three months of due dateB
Repairs made are not acceptable to classC
Accommodation common toilet flushing device isn’t workingD
Not complying with regulations
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PumpC
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考题
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Water fogB
Carbon dioxideC
Dry chemicalD
Solid stream of water
考题
单选题Which of the processes listed would be the most satisfactory method to use to lower the humidity of the air being circulated by an air conditioning system?（）A
Cooling the air to a temperature just above dew pointB
Heating the air to a point at which moisture will boil off ,then re-cooling itC
Cooling the air to a point below dew point, then reheating itD
Heating the air and then cooling it to a point below dew point
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单选题Which one listed below is most dangerous to elephants?A
A disgruntled farmer with a rifle.B
Poachers.C
Mice.D
Bees.
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