It's the best production volume in years.

这是几年来收成最好的一年。

What was the production volume for last month?

上个月的产量怎么样？

Gravity irrigation can increase fruit trees' production volume.

利用自流灌溉可提高果树的产量。

So that our products will have a production volume and absolute price advantage.

这样我们的产品就有了生产量和绝对的价格优势。

Yes, but it is very difficult. There will not be significant increase in production volume.

是的，但是这非常困难，所以以后的产量不可能有很大提高。