Can you list some classification societies in the world?

4.      Can you list some classification societies in the world?

NK(曰本船级社)，CCS(中国船级社),ABC，DNV (挪威船级社)，BV(法国船级社etc.

5.      What kind of paint is usually given to the ship's bottom?

Bottom paint.

6.      What kind of paint is usually given to the places such as radiators pipes and funnels?

Aluminum powder paint.

7.      What kind of coating is usually applied to anchors and chains?

Bituminous solution.(浙青溶液）

8.      What is the difference between ''repair list" and ''repair bill"？

Repair list is a list of all the items to be repaired, while repair bill is a list of charges to be paid upon the completion of repair work..

9.,What is used to measure the thickness of hull plates?

With ultrasonic wave (超声波）。

10.   Could you list different kinds of ship's surveys?

Special survey; £innual survey; voyage survey; periodical survey; intermediate survey

11.   What should be done before applying a priming coat of paint?

Remove the last of the scale with a wire brush..

12.   What kind of coating is usually applied in the double bottom tanks?

Cement wash.(水泥涂料）