将这一方法用于深基础坑壁支护具有广阔的应用前景。
This method will have broad prospect in deep base pit of underground engineering.
呈现在我们面前的是一个大土坑，不像是新挖的。坑壁已经塌下去，坑底已长出了青草。
Before us was a great excavation, not very recent, for the sides had fallen in and grass had sprouted on the bottom.
土遗址的保护是一个世界性的难题，其本身的病害主要表现为遗址表层土的分化剥落、土体开裂和坑壁坍塌等。
Preservation of historical earthen ruins against damage is one of the difficult problems. The main geological issues of such earthen ruins are weathering, cracking and falling of the surface soil.
坑穴四壁是成阶地的。
坑穴四壁是成阶地的。
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