How many tons does the cargo 737 carry? （）

A:100 tons B:Not clear C:more than 100 tons D:I don’t know

How many tons does the cargo 737 carry?（）

A:100 tons B:Not clear C:More than 100 tons D:I don’t know

The size of the Amity was about ______.

A:250 tons B:450 tons C:650 tons D:950 tons

The Tonnage Certificate indicates ______.

A:deadweight tons B:displacement tons C:net tons and gross tons D:volume tons

The designed _____ is 20 tons per day, but the fresh water generator can only distil 15 tons at present.

A:displacement B:weight C:power D:capacity

The designed capacity is 25 tons a day, but the fresh water generator can only _____22 tons at present.

A:consume B:distill C:run D:operate

If your vessel bums 8 tons of fuel per hour at 15 knots, how many tons per hour will it burn at 18 knots?

A:13.82 tons B:15.61 tons C:16.00 tons D:16.37 tons

A shipboard oil pollution emergency plan is required of _____.

A:all vessels, regardless of size and commercial application B:any barge or other ship which is constructed or operated in such a manner that nooil in any form can be carried aboard C:an oil tanker of 150 gross tons or above, or other ship of 400 gross tons or above D:an oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above

"Based on this passage, one Long ton equals______Metric tons

A:016 B:984 C:995 D:005 1metric ton = 1023 short tons = 9842 long ton"

"According to this passage, an Existing crude oil tanker of ______deadweight is permitted to operate with dedicated clean ballast tanks until four years after the date of entry into force the present convention．

A:90000 tons B:70000 tons C:50000 tons D:30000 tons"