According to IMO Res A.761(19) Recommendation on Conditions for the Approval of Servicing Stations for Inflatable Liferafts, each liferaft should be subjected to the necessary additional pressure (NAP) test, at ____ intervals after the tenth year of the liferaft’s life.
发布于 2021-03-04 19:44:20
【单选题】
A yearly
B 2-year
C 3-year
D 5-year
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