这种仪器在设计上，采用了由大到小的逐渐变化的水压梯度，使渗透过程更符合于田间实际情况。此外，它还能自动记录渗透的全过程。

The meter could record automatically the whole process of penetration which was fully reflected on marked scales in accordance with change of water pressure in the field.

youdao

这种仪器在设计上，采用了由大到小的逐渐变化的水压梯度，使渗透过程更符合于田间实际情况。此外，它还能自动记录渗透的全过程。

The meter could record automatically the whole process of penetration which was fully reflected on marked scales in accordance with change of water pressure in the field.

youdao