How to protect the integrity of the rocks around the tunnel tieback is a crucial construction control point.
如何保护隧道式锚碇周围围岩的完整性是一项很关键的施工控制要点。
The significance of propagation management of environmental crisis are discussed, and it is stressed that strengthening this work is crucial point to control and resolve the environmental crisis.
探讨了环境危机传播管理工作的意义，并论述了加强此项工作是控制和化解环境危机的最关键环节。
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