• After using that burner, the boiler safety, economic and long period operation were secured further.

    改用燃烧器后进一步保证锅炉安全经济周期运行

    youdao

  • Residents heard an enormous bang as a safety valve on the boiler failed.

    锅炉安全阀失灵时居民们听到了巨响

    《柯林斯英汉双解大词典》

  • Residents heard an enormous bang as a safety valve on the boiler failed.

    锅炉安全阀失灵时居民们听到了巨响

    《柯林斯英汉双解大词典》

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