桥面净空（qiao mian jing kong）clearance above bridge deck
桥面净空（qiao mian jing kong）clearance above bridge deck
相关考题：
Which one is the longest cross－sea bridge in the world?() A、It is the Golden Gate BridgeB、It is the London BridgeC、It is the Hong Kong-Zhuhai-Macao Bridge
Clearance gauges at bridges indicate ______.A.the height of the tideB.depth of water under the bridgeC.charted vertical clearance at mean low waterD.distance from the water to low steel of the bridge
驾驶台始终有驾驶员值班。（）A、Sailors are always on watch on the bridge.B、Deck officers are always on watch on the bridge.C、Sailors are never on watch on the bridge.D、Deck officers are never on watch on the bridge.
A short raised deck above the main deck at bow is called the（）.A、fore deckB、fore quarterC、aft quarterD、forecastle deck
单选题By definition，a "spar deck" is the（）.Alower most continuous deck not broken by water tight bulkheadsBafter most weather deck above the main strength deckCupper or weather deck above the main strength deckDdeck of light construction below the main or strength deck
单选题Clearance gauges at bridges indicate （）.Athe height of the tideBdepth of water under the bridgeCcharted vertical clearance at mean low waterDdistance from the water to low steel of the bridge
单选题A bridge over a navigable waterway is being repaired. There is a traveller platform under the bridge’s deck that significantly reduces the vertical clearance. If required by the CG district commander，how will this be indicated at night?（）AIllumination by flood lightsBA quick flashing red light at each lower cornerCA strobe light visible both up and downstreamDFixed amber lights under the extreme outer edges of the traveller