What more needs to be done to make further savings, reducing CO2 emissions and improving profitability?

那么，还要做些别的什么事情来进一步节约燃料、减少二氧化碳排放量和提高盈利性呢？

youdao

What more needs to be done to make further savings, reducing CO2 emissions and improving profitability?

那么，还要做些别的什么事情来进一步节约燃料、减少二氧化碳排放量和提高盈利性呢？

youdao