... fire safety problem 防火安全问题 If A Safety Problem 如果题目 maritime safety problem 海上安全问题 ...
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介绍了载人航天中防火安全问题的处理原则。
Some events of fire faillure of spacecraft which have been taken place in America, as examples, were presented.
滴在桌布上的蜡滴，黑黑的余渣，在蜡瓶和烛台中的小块余蜡以及防火安全问题。
The drips on tablecloths, sooty residue, bits of wax stuck inside votive glasses and candleholders as well as the fire-safety issue.
尽管多年来，预防火灾一直是寝室安全问题的重中之重，但其仍是最大的寝室安全隐患。
Preventing fires has been the top safety priority in dormitories for years, but it's still the biggest hazard.
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