岩体中的结构面按成因有哪几种分法？分别是什么？_爱下问搜题

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问题问答题简答题

岩体中的结构面按成因有哪几种分法？分别是什么？

答案

参考答案：

结构面的成因类型分成两种，

一是地质成因类型，根据地质成因的不同，可将结构面划分为原生结构面、构造结构面和次生结构面三类；按破裂面的力学成因可分为剪性结构面和张性结构面两类。

单项选择题 A1/A2型题

急性阑尾炎穿孔术后一周，持续高热、尿频、排便次数增多，应考虑为（）

A.泌尿系感染

B.肠炎

C.肠间隙脓肿

D.盆腔脓肿

E.直肠周围脓肿

完形填空

Bill White’s father is a lawyer. In his      time, he likes to get out in the country and take some     of animals.
For a long time, Bill had wanted to go with his father on one of his      . But his father didn’t take Bill along with him    he was fifteen.
He and Bill drove to the farm which      to his uncle in the afternoon. They    the night there, so that they could     out early the next morning. Uncle Steve and his son Larry, who was sixteen, were going to go out with them.
It was still dark when Bill heard the alarm      the next morning. He wondered why it was running so early. He couldn’t remember    he was. He turned over      and looked at the clock. It was 5 o’clock. Then he    that he was at the    and that he was going out to take pictures with his father. He jumped out of bed and got     quickly.
He ran downstairs. The others were already in the    . Uncle Steve was cooking bacon and eggs. There was a pot of coffee on the stove. It    good.
They ate breakfast quickly. They didn’t talk    , because they didn’t want to    up the other people in the house. They filled a thermos bottle    hot coffee and took some sandwiches    Aunt Grace, Uncle Steve’s wife, had made for them. They gathered their camera    and started out.

D．equipment（设备）