One method of controlling rats on vessels is by rat-proofing. Rat-proofing is accomplished by ().

A . installing rat guards on the mooring lines when in port B . keeping foods protected and avoiding the accumulation of garbage C . eliminating possible living spaces for rats when the ship is constructed D . trapping and/or poisoning the rat

时间:2022-09-26 04:41:45 所属题库:大风浪中航行题库

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