What is NOT a requirement for testing the line throwing appliance on a vessel? （）<br>A:The appliance should be tested every three months<br>B:A regular service line should be used when testing<br>C:A regular projectile should be used when testing<br>D:An entry about the test must be made in the Official Log Book

What is NOT a requirement for testing the line throwing appliance on a vessel? （）
A:The appliance should be tested every three months
B:A regular service line should be used when testing
C:A regular projectile should be used when testing
D:An entry about the test must be made in the Official Log Book

出自：海船船员证

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