单选题Open the bilge well cover. （）A关上压载水盖。B关上污水井盖。C打开污水井盖。D打开压载水盖。
单选题
Open the bilge well cover. （）
A
关上压载水盖。
B
关上污水井盖。
C
打开污水井盖。
D
打开压载水盖。
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