Through a successful Engineering example, this paper discussed and summarized the method, principle and attentive items for drawing out deep-well tubes by the construction technique of blasting.
文中通过一个成功的工程实例，初步探讨和总结了用爆破施工法拔出深井井管的方法、原理以及注意事项。
A successful administration is introduced based on the engineering example of karst ground investigation and administration of Phoenix Mansion in Tangshan.
本文根据唐山市凤凰大厦岩溶地基勘察和治理的工程实例，介绍一种成功的治理方法。
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