Most drill ships and barges have a walled opening below the derrick, open to the water's surface and through which various drilling tools can pass down to the sea floor called a ___________________.
A
moon pool
B
spider deck opening
C
pontoon
D
keyway
E
İlgili Sorular
The chart of a beach area shows a very steep slope to the underwater beach bottom. Which type of br...The most likely location for a liquid cargo fire to occur on a tanker would be ________________.Which procedure should be followed when individuals are rescued in cold climates and suffer from hy...When approaching a fire from leeward, you should shield firefighters from the fire by using _____.Limit switches are used on which davits?