17. A _______ is a mechanical screw apparatus used to hold the work piece in order to perform works. (A) Lathe (B) Washer (C) Vise (D) Clamp

1. When you are on duty-watch in the engine room, if any events encountered, what you will do on the engine logbook? (A) Not need write in the engine logbook. (B) To write in the engine logbook with signature in the logbook column headed with watch. (C) There are no necessary to write in, just remind to hand over engineer. (D) To choose most serious events recorded with signature in the logbook column.

17. A _______ is a mechanical screw apparatus used to hold the work piece in order to perform works.
(A) Lathe
(B) Washer
(C) Vise
(D) Clamp

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