下面对于喷锚支护设计原则,叙述不正确的是:( ) -题库考试答案搜索网

下面对于喷锚支护设计原则,叙述不正确的是:( )

单选题

2021-07-17 23:41

A、对于整体围岩,一般不支护,对于大跨度洞室或高边墙洞室,需要喷锚支护。
B、对于块状围岩,一般喷射混凝土即可,有时也配以锚杆。
C、对于层状围岩,主要为锚杆。
D、对于软弱岩石,喷射混凝土即可。

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正确答案

D

试题解析

标签：地质学专升本变质岩岩石学 2019级第三学期期末考试岩浆岩岩石学沉积岩岩石学资源勘查工程岩石学 2019级毕业清考（考试分）

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