The technology can be used to keep cross-section excavation in control and improve explosion level.
该技术在控制断面超欠挖，提高光面爆破水平效果明显。
On the puzzle of dynamic simulation of tunnel excavation with centrifuge model, this thesis makes a trial research on the section of SK3 + 395 of Shenzhen Metro and has made some progress.
并针对动态模拟隧道开挖这一难题利用离心模型对深圳地铁sk3 + 395断面进行了尝试性的研究，取得了一定的进展。
The tunnel section is advised to adopt curved shape and full-face excavation by controlled blasting to reduce disturbance on surrounding rock and maintain its self-supporting capability.
隧洞断面宜采用曲线形状； 宜采用控制爆破全断面开挖，减少对围岩的扰动以保持岩体自承能力；
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