单选题Every radio installation shall be clearly marked with the（）, the ship station identity and other codes as applicable for the use of the radio installation.A call signB port of registerC radio nameD signal label

Packages containing dangerous goods shall be durably marked with ________ ．

A.trade name

B.conventional name

C.proper shipping name

D.export name

WHEN CONTACT MADE WITH THE RADIO STATION OAS AT SAN JUAN，A PRE-STOWAGE HATCH LIST WITH SEQUENCE OF LOADING TO BE SENT TO LOAD PORT NOT LESS THAN 48 HRS IN ADVANCE．From this fax，the pre-stowage hatch list shall be sent to ______．

A.THE RADIO STATION

B.SAN JUAN

C.OAS

D.LOAD PORT

A、turn off

B、turn on

C、turn up

D、turn down

Which of the following statements is FALSE，concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________．

A.The compartment must be properly ventilated

B.The temperature of the room should never exceed 130℉

C.The door must be kept unlocked

D.The compartment shall be clearly marked and identifiable

In the case of the leading marks，the master may ______ to show these in the bill of lading if the goods or their containers are not clearly marked in such a manner as should ordinarily remain legible until the end of the voyage．

A.confuse

B.excuse

C.defuse

D.refuse

The crude oil washing installation and associated equipment and arrangements shall ______ with the requirements established by the Administration.

A.comply

B.supply

C.provide

D.deny

In every case the Owners shall ______ his own Broker or Agent both at the port of loading and the port of discharge．

A.appoint

B.give name to

C.make

D.take

All samples shall be supplied by the Contractor at his own cost if the supply ()is clearly intended by or provided for in the Contract.

A、at

B、 thereof

C、 by

D、 for

The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the ______．

A.deck

B.head of the boom

C.heel of the boom

D.mast or king post

The required portable radio shall be stored in the proper location and be ______．

A.Equipped with an approved carrying case

B.Equipped with spare batteries

C.Readily accessible for transfer to a lifeboat

D.In a waterproof enclosure