Ensure the safety of foundation pit engineering is an important economic and social benefits.
保证基坑工程的安全性具有重要的经济和社会效益。
The accidents of foundation pit in practical engineering are often found.
基坑出现险情（或事故）是工程建设中常遇到案例。
The accidents of foundation pit in practical engineering are often found.
基坑出现险情（或事故）是工程建设中常遇到案例。
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