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其他如沥青砂及乙醇等生物燃料的能源回报倍数仅有个位数。
The return on sources such as tar sands and biofuels like ethanol are in the single digits.
youdao
-
其他如沥青砂及乙醇等生物燃料的能源回报倍数仅有个位数。
The return on sources such as tar sands and biofuels like ethanol are in the single digits.
youdao