The British thermal unit (symbol Btu or sometimes BTU) is a traditional unit of energy equal to about 1055 joules. It is the amount of energy needed to heat one pound of water by one degree Fahrenheit.
例句与用法
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B . t . u . british thermal unit 英制热单位
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Btu british thermal units 英国热量单位
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Btu british thermal unit 英国热量单位
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Btu british thermal unit 英热单位
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British thermal unit 英热单位
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Analysts said it was likely to have been priced at about four times the $ 2 . 50 - $ 2 . 70 per million british thermal units that china agreed to pay in its first lng deal in 2002 , also with australia 分析人士表示，此笔交易的定价可能约为2002年中国签下首笔液化天然气交易时的4倍，当时的价格为2 . 50美元至2 . 70美元/百万英国热量单位，交易对象也是澳大利亚。
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