单项选择题
Vessel shall possess International Cargo Gear Certificates （） duration of Charter Party showing winches and derricks in order.
A.validity in
B.valid for
C.effective at
D.effectiveness for
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相关考题
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单项选择题
（）of this Deratting Exemption Certificate is hereby extended until 4th Oct.2007 as the vessel is laden with cargo.
A.Validity
B.Valid
C.Validation
D.The coming into force -
单项选择题
If there are any Certificates expired or nearing expiry the master of a ship must shall apply fortheir （） at any port.
A.inspection or issuance
B.requirements or renewal
C.renewal or extension
D.extension or expiring -
单项选择题
My Deratization Exemption Certificate will become （）on the 16th of September.
A.due
B.expire
C.lawful
D.non-effective
