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船用锅炉安全阀出现故障应如何处理？
How to deal with the failure of relief valve to Marine boiler?
youdao
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当锅炉的一个安全阀失灵时，居民们听到了一声巨响。
Residents heard an enormous bang as a safety valve on the boiler failed.
《柯林斯英汉双解大词典》
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当锅炉的一个安全阀失灵时，居民们听到了一声巨响。
Residents heard an enormous bang as a safety valve on the boiler failed.
《柯林斯英汉双解大词典》