A、turn off all lights that interfere with the navigation lights
B、turn on all available working lights on deck
C、ring the bell rapidly for five seconds once a minute
D、display two black diamonds in a vertical line during the day
更多“A jack-up drilling rig being towed must（）.”相关的问题
A、A.a 2-second blast every 20 seconds B、B.a 4-second blast every 20 seconds C、C.an 8-second blast every 30 seconds D、D.a 10-second blast every 30 seconds
A、reduce spud can bearing pressure B、keep the unit level and reduce overloading C、reduce stresses on the hull D、minimize the potential for punch-through
A、A.turn into the seas B、B.turn to be parallel to the seas C、C.reduce speed D、D.increase speed
A、Jack down one leg at a time B、Jack up first，then down C、Undog doors to the engine room D、Assemble all personnel on the main deck
A、Mary and Jack B、Mary’s and Jack’s C、Mary’s and Jack D、Mary and Jack’s
A、Jack一Sara，Tom一Linda，Henrry一Lily B、Jack一Sara，Tom～Lily，Henrry一Linda C、Jack一Linda，Tom一Lily，Henrry一Sara D、Jack一Lily，Tom一Sara，Henrry一Linda
客服
TOP
查看正确答案
