能源公司常常把天然气称作纯净的燃料：燃烧天然气进入大气层的二氧化碳量大致上是煤炭的一半。
Energy firms often call gas a clean fuel: burning it releases roughly half as much carbon dioxide into the atmosphere as burning coal does.
更多空气进入允许更多燃料参与燃烧，进而在无需更大发动机和汽缸情况下输出强大马力。
More air allows more fuel to be added, creating bonus horsepower without requiring a bigger engine and more cylinders.
生物质颗粒燃料燃烧后的炉灰可以作为肥料，促进新的植物生长，进入新的循环，使生物资源的供应源源不断，持续利用。
Ash after the combustion of biomass granule fuel can be used as fertilizer, promote plant growth, enter the new cycle, so that the supply of biological resource Everfount, sustainable utilization.
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