So Ruth Trimble basks in the warmth coming off her gas boiler, which a couple of years ago replaced the oil heat system in her mid-century home in Middletown, Pennsylvania.

几年前，住在宾夕法尼亚州米德尔敦的Ruth Trimble换掉了她中世纪风格的家里的燃油取暖设备，而改用煤气锅炉来取暖。

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Should there be any trouble with the boiler, the automatic controlling unit would cut off the fuel oil supply.

假如锅炉出问题的话，自控装置会自动切断燃油的供给。

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The studio also replaced windows to improve thermal performance and replaced an antiquated oil-fired boiler with an energy-efficient, propane-powered system.

工作室也替换了窗户以改善保温层，将过时的燃油锅炉变成了节能的丙烷动力系统。

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Other oil lease boiler rooms from New York to California, appear to open faster than lawmen can close them down.

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His oil-burning boiler was destroyed, along with many other possessions.

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But the boiler rooms selling fantasies of riches from Alaska oil leases are in the lower 48 states, each with separate laws.

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