更多"What is placed on the under side of"的相关试题:
[单项选择]In each inflatable liferaft，what equipment is provided to make quick，emergency，temporary repairs to large holes in the raft? （）
A. No equipment is provided
B. Glue and rubber patches
C. Several various-sized sealing clamps
D. Self-adhesive rubberized canvas patches
[单项选择]What is placed on the underside of an inflatable liferaft to help prevent it from being skidded by the wind or overturned? （）
A. Ballast bags
B. A keel
C. Strikes
D. Sea anchor
[单项选择]Under what condition are you allowed to depart from the rules of the road（）.
A. To avoid immediate danger
B. When authorized by the rig superintendent
C. To comply with an operator's requirement
D. Under no conditions
[单项选择]In each inflatable rescue boat , what piece of equipment is provided to make quick , emergency,temporary repairs to a large hole in a raft?（）.
A. No equipment is provided
B. Glue and rubber patches
C. Several various-sized sealing clamps
D. Self-adhesive rubberized canvas patches
[单项选择]In each inflatable rescue boat，what piece of equipment is provided to make quick，emergency，temporary repairs to a large hole in a raft?（）.
A. No equipment is provided
B. Glue and rubber patches
C. Several various-sized sealing clamps
D. Self-adhesive rubberized canvas patches
[多项选择]In an Ethernet network, under what two scenarios can devices transmit? （）
A. when they receive a special token
B. when there is a carrier
C. when they detect no other devices are sending
D. when the medium is idle
E. when the server grants access
[单项选择]（）is placed in the front of the ship under the water,which eases berthing or ma-noeuvering sideways at slow speed.
A. The bulbous bow
B. The anchor
C. The bow thurster
D. The propeller
[单项选择]What separate the high pressure side from the low pressure side in a refrigeration system?（）
A. Condenser and thermal expansion valve
B. King and solenoid valves
C. Compressor and thermal expansion valve
D. Condenser and solenoid valve
[单项选择]What are the conditions，under GMDSS，whereby a ship is NOT allowed to depart from any port? （）
A. The vessel is not capable of performing all required distress and safety functions
B. The vessel is carrying more than the required number of qualified GMDSS radio operators
C. The vessel has a temporary waiver of its radio license and Safety Certificate
D. The vessel is not carrying a GMDSS radio maintainer，but has provided for shoreside maintenance plus duplication of equipment if required
[单项选择]Under what circumstances should an administrator prefer local VLANs over end-to-end VLANs？（）
A. Eighty percent of traffic on the network is destined for Internet sites.
B. There are common sets of traffic filtering requirements for workgroups located in multiple buildings.
C. Eighty percent of a workgroup’s traffic is to the workgroup’s own local server.
D. Users are grouped into VLANs independent of physical location.
E. None of the other alternatives apply
[单项选择]Signaling devices required on inflatable liferafts include a(n) （）.
A. Very pistol
B. orange smoke signal
C. air horn
D. lantern
[单项选择]The hydrostatic release on the inflatable liferafts on a fishing vessel must be（）.
A. replaced annually
B. tested monthly
C. serviced annually
D. overhauled quarterly
[单项选择]Signaling devices which are required on inflatable liferafts include（）.
A. a rocket shoulder rifle
B. an oil lantern
C. red flares
D. an air horn
[单项选择]All inflatable liferafts have（）.
A. safety straps from the overhead
B. built in seats
C. releasing hooks at each end
D. water stabilizing pockets
[单项选择]An inflatable liferaft should be manually released from its cradle by（）.
A. cutting the straps that enclose the container
B. removing the rubber sealing strip from the container
C. loosening the turnbuckle on the securing strap
D. pushing the button on the hydrostatic release
