问题详情

Inflatable liferafts shall be serviced at an approved servicing facility every 12 months or not later than the next vessel inspection for certification. However,the total elapsed time between servicing cannot exceed().


A、12 months

B、15 months

C、17 months

D、18 month

时间:2022-01-04 17:21 关键词: 救生作业

答案解析

C