[单选题] Why shiprepair is an inherently difficult business to manage in the conventional sense? .

1、[单选题]The SOLAS Convention is the main international convention .

• A、about marine pollution prevention
• B、 covering safety of life
• C、 about marine
• D、 about ship and port security

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2、[单选题]According to Annex I of MARPOL 73/78, the instantaneous discharging rate of the oily waste from cargo tanks of oil tankers must be lower than .

• A、30 liters per nautical mile
• B、 15 liters per nautical mile
• C、 30 ppm
• D、 15ppm

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3、[单选题]Which of the followings is not an indication of a bad maintenance? _____________.

• A、a pipe with welded connections
• B、 a pipe with several clips
• C、 a cement box
• D、 a leaking valve

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4、[单选题]Which of the following is false? .

• A、A company should develop a SMS and implement it
• B、 A company implementing a SMS properly may obtain a DOC
• C、 Once a company obtains its DOC, each vessel of this company will obtain a SMC
• D、 DOC is valid for 60 months unless “major non-conformity” is found

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5、[单选题]Which of the following operations aboard a tanker must be recorded in the Oil Record Book _____.

• A、Any internal transfer of oil cargo during a voyage
• B、 The discharge overboard in port or at sea of any bilge water accumulated in machineryspaces
• C、 The loading or unloading of any or all oil cargo
• D、 All of the above

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