丙级分隔
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造船工程专业英语词汇翻译 ... 丙级[防火]隔舱 C class division 1桥翼2小船驾驶室 cab 房舱，舱室 cabin ...
The durable body is resistant to impacts and dropping, and a Class 1, Division 1, Groups C, D, F UL approval assures safe and compliant operation.
ENGADGET: Explosion-proof flashlight could be the first to outlive its owner
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