Drought is the biggest disturbance of dependable crop and heavy-producing grain output to the irrigation district.

通过这些指标说明干旱是关中灌区难以实现稳产、高产最大的障碍。

youdao

Drought is the biggest disturbance of dependable crop and heavy-producing grain output to the irrigation district.

通过这些指标说明干旱是关中灌区难以实现稳产、高产最大的障碍。

youdao