23. 如圖所示為二行程柴油機作動定時圖，其圖中3顯示作動下列何者正確？(A) Scavenging port open(B) Scavenging port closed(C) Injection valve open(D) Injection valve closed

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.

23. 如圖所示為二行程柴油機作動定時圖，其圖中3顯示作動下列何者正確？

(A) Scavenging port open
(B) Scavenging port closed
(C) Injection valve open
(D) Injection valve closed

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