It solves not only environmental pollution but also the depth and the quality of the permeated layer which is approved by experts in the field.

该工艺不仅解决了环境污染问题，而且解决了渗层深度和渗层质量问题，得到同行业专家的认可。

youdao

Part of the limestone rock layer is permeated by water from below.

下面的水渗入了部分石灰岩岩层。

youdao

Part of the limestone rock layer is permeated by water from below.

下面的水渗入了部分石灰岩岩层。

youdao