题目内容
(请给出正确答案)
[主观题]
what is IMO ?what is ISO 9000?what is ISM ?what is SMS system ?
如搜索结果不匹配,请 联系老师 获取答案
第2题
C inspection ?
第3题
as your position during bunkering on your last vessel ?
第7题
ity and acidity of water in boiler by pH test paper ? the result shows the boiler water is in acidiity . please describe what the possible cause is .
第9题
活塞顶面烧蚀的最大烧蚀厚度达顶部设计厚的_______时应换新
A.1/2
B.1/3
C.1/4
D.1/5
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!