A、existing crude oil tanker of 20000 tons deadweight and under
B、new crude oil tanker of 20000 tons deadweight and under
C、existing crude oil tanker of 20000 tons deadweight and above
D、new crude oil tanker of 20000 tons deadweight and above
更多“Every（）shall be fitted with a cargo tank cleaning system using crude oil washing.”相关的问题
A、every oil tanker B、every ship of 400 tons gross tonnage and above C、A and B D、Neither A nor B
A、three shapes，the highest and lowest shall be red balls，and the middle shall be a white diamond B、two black balls C、three shapes; the highest and lowest shall be black balls，and the middle shall be a red diamond D、three shapes; the highest and lowest shall be black balls and the middle shall be a black diamond
A、A.Three shapes，the highest and lowest shall be red balls，and the middle shall be a white diamond B、B.Two black balls C、C.Three shapes；the highest and lowest shall be black balls，and the middle shall be a red diamond D、D.Three shapes；the highest and lowest shall be black balls and the middle shall be a black diamond
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