Because the exploration difficulty increased, the reserve accreting velocity was obviously slowed down and there was a rapid drop in the reserve production ratio.

但由于勘探难度增大，使储量增长速度明显放慢，储采比快速下降，若无新的发现，将无法保证长期高产稳产。

youdao

Because the exploration difficulty increased, the reserve accreting velocity was obviously slowed down and there was a rapid drop in the reserve production ratio.

但由于勘探难度增大，使储量增长速度明显放慢，储采比快速下降，若无新的发现，将无法保证长期高产稳产。

youdao