Given the huge production scale of gutter oil in China, used cooking oil should be retained more in the country to ensure that the output value and profits of green aviation kerosene can also stay in China.
鉴于中国地沟油产量巨
,应更多地在国内保留使用过的食用油,以确保绿色航空煤油的产值和利润也能留在国内。