單項選擇題

Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）

A.Tearing through the member is more likely in this type connection
B.The weld may be broken by the stresses caused by riveting
C.The weld increases the tensile stress on the rivet heads
D.The welding must be completed before the riveting commences

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單項選擇題

Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.

A.shall
B.should
C.may
D.would

單項選擇題

Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.

A.a marine chemist
B.the Officer in Charge，Marine Inspection
C.the Master or person in charge of the ship
D.the National Fire Protection Association

Sometimes it is desirable to connect a member both by riveting and welding. Which statement is TRUE concerning this procedure? （）

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Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.

Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.

Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.

Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.