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The power available from a given quantity of gas is directly proportional to its heating value.
对给定数量的汽油,其产生的有效动力与它的热值成正比。
youdao
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The power available from a given quantity of gas is directly proportional to its heating value.
对给定数量的汽油,其产生的有效动力与它的热值成正比。
youdao