Owing to the greater girth of a ship amidships than at the ends,certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called().
A、drop strakes
B、stealers
C、throughs
D、voids
A、drop strakes
B、stealers
C、throughs
D、voids
A、The greater the atomization, the greater the penetration B、The greater the atomization, the less the penetration C、The degree of atomization has nothing to do with the degree of penetration D、Atomization and penetration are one and the same
A、to avoid mutual interference B、to keep silence C、owing to the time-share nature D、to regulate transmitter power
A、A.60 fathoms B、B.the distance from the main deck to the light waterline C、C.twice the distance from the main deck to the light waterline or 50 feet whichever is greater D、D.two times the distance from the boat deck to the light waterline or 50 feet whichever is greater