组合式系统整合单轴切碎机和挤塑机，无须配备预切设备。
Modular system, combination of single-shaft cutter and extruder. No pre-cutting equipment required.
通过结构参数分析掌握了预切缝间面层、基层中最大拉应力的分布规律。
The maximal tension stresses in surface and base between induced crack have been obtained by parametric analysis.
软土中的机械预切槽法是超前支护的一种，在预筑拱的保护下可以安全高效地开挖隧道。
The Mechanical pre-cutting method used in soft ground is a kind of preparative support, it allows tunnel excavation work to be conducted efficiently under the safe pre-lining.
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