离散元软件3DEC软甲隧道分析实例，考虑了节理分布情况以及各种支护结构单元，建模技术较高，有助于避免自带生成器的伪节理影响-Discrete element analysis software 3DEC soft-tunnel instance, consider the joint distribution as well as supporting a variety of structural units, higher modeling techniques to help avoid pseudo generator comes joints affected