The quantity of cooled air delivered by an air conditioning unit should （） the sum of the quantity of air re-circulated to the unit and the quantity mechanically exhausted.
- Abalance
- Bnot balance
- Cbe more than
- Dbe less tha
问题
The quantity of cooled air delivered b
参考解析：
分类：船舶辅助机械题库
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