更多"The switchboards are those in which"的相关试题:
[单项选择]（）objects are those which stand out clearly from the background or other objects and are easily identifiable from a few miles offshore in normal visibility．
A. Conspicuous
B. Permanent
C. Preliminary
D. Temporary
[单项选择]Bacteria which live are said to be aerobic（）
A. in the presence of oxygen
B. without oxygen
C. in the presence of nutrition
D. without nutrition
[单项选择]This system is only applicable（）those ships which are anchored at the roadstead waiting for entry.
A. to
B. for
C. with
D. on
[单项选择]Which document lists all the lifesaving equipment required for a vessel? （）
A. Certificate of Inspection
B. American Bureau of Shipping Classification Certificate
C. International Convention for the Safety of Life at Sea Certificate
D. Certificate of Registry
[单项选择]Which step should normally be taken FIRST by those who have boarded a liferaft in an emergency?（）
A. Ration food and water supplies
B. Take anti-seasickness pills，if available
C. Determine position and closest point of land
D. Check pyrotechnic supplies
[单项选择]The principle of separation by which all commercially available oily water separators function is （） differential between oil and water.
A. the temperature
B. the viscosity
C. the gravity
D. the size
[单项选择]The switchboards for a-csystems differ from the d-cswitch gear in that the open type panels are generally（） and the dead-front switch gear is the common rule.
A. permissibly
B. permissible
C. no permissible
D. not permissible
[单项选择]Switchboards may be of the dead-front type in which all live parts are installed behind （） and only the operation handles and instruments are on the front.
A. the capstan
B. the collector
C. the panels
D. the surface
[单项选择]Which command encrypts all plaintext passwords?（）
A. Router(config)#password-encryption
B. Router(config)#service password-encryption
C. Router#service password-encryption
D. Router# password-encryption
[单项选择]I saw that she was in difficulty with all those parcels, so I offered my（）
A. service
B. money
C. use
D. chance
[单项选择]Which of the devices listed is common to all types of pumps?（）
A. A power end and fluid end
B. A propeller and educator
C. A volute and impeller
D. A turbine and piston
[单项选择]I saw she was in difficulty with all those parcels, so I offered my（）
A. services
B. money
C. use
D. chance
[单项选择]At the（）of the police, those people ran off in all directions.
A. sight
B. look
C. watch
D. view
[单项选择]On a rigid liferaft which is equipped with all of the required equipment you may NOT find a（）.
A. boathook
B. fishing kit
C. lifeline or grab rail
D. sea painter
[单项选择]All stations which receive a distress alert shall immediately cease（）.
A. any transmission
B. any harmful transmission
C. to use radiotelephone
D. using radiotelephone
[单项选择]All the damage and shortage，（）those incurred after discharge and before delivery to receivers，should be noted in the discharging report.
A. including
B. besides
C. except
D. in addition to
[单项选择]Which of the following items is necessary for all waste heat boiler installations, regardless of design or manufacturer? （）
A. Control of evaporation
B. A separate means to prevent feed-water contamination
C. Power circulating pump
D. Super-heater
[单项选择]Regular foam can be used on all but which flammable liquid?（）
A. Motor gasoline
B. Jet fuel
C. Crude petroleum
D. Alcohol
