enclosed lifeboat封闭式救生艇;围闭救生艇 open lifeboat开敝式救生艇开敞式救生艇;[船]开敞式救生艇;[船]开敝式救生艇 pontoon lifeboat浮箱式救生艇水密双层底救生艇;浮箱...
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totally enclosed lifeboat [船] 全封闭救生艇 ; 全围蔽救生艇 ; 全封闭式救生艇
partially enclosed lifeboat [船] 部分封闭救生艇 ; 部分围蔽救生艇
Testing method for enclosed lifeboat 封闭式救生艇试验方法
enclosed lifeboat detail 封闭式救生艇
totally y enclosed lifeboat 全封闭救生艇
enclosed fire protected lifeboat 封闭式耐火救生艇
Totally-enclosed glass reinforced plastic lifeboat 全封闭式玻璃钢救生艇
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