The running wheel runs along the ()(导轨)on the hatch coaming top.
第1题:
A heavy steel device that is set on the sea floor and used as a drilling template in offshore drilling operations is called a ______.
A.temporary guide base
B.permanent guide base
C.guide frame
D.foundation template
第2题:
第3题:
Ropes of wires attached to derricks to prevent them from swinging during cargo handling operations are ______.
A.Preventers
B.Side ropes
C.Stays
D.Guide lines
第4题:
The()(滚动式舱盖) runs along the guide rail.
第5题:
第6题:
The primary barrier of a bulk carrier is formed by ______.
A.the single skin side shell and the inner bottom
B.deck strips,hatch covers and coamings
C.the vertically corrugated transverse watertight bulkheads
D.the single skin side shell between topside and hopper tanks,and the cross deck strips,hatch covers and coamings
第7题:
第8题:
A frame with two,or sometimes four,arms through which are threaded the guidelines and which is used to keep the drill stem and bit in line with the center opening in the temporary guide base is the ______.
A.drill stem guide
B.guide frame
C.drill string frame
D.casing guide
第9题:
第10题:
The running wheel runs along ()on top of the hatch coaming.