【单选题】【消耗次数：1】
下列选项属于端头锚固型锚杆的是（ ）
①
树脂锚杆
②
钢丝绳砂浆锚杆
③
钢筋砂浆锚杆
④
管缝式锚杆
参考答案：
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相关题目
【单选题】
锚杆支护中“三径”关系是否合理匹配，直接影响了锚固效果及锚杆支护的安全可靠性和经济合理性。“三径”是指（ ）
①
锚杆杆体直径、锚杆螺帽直径和托盘直径
②
锚杆杆体直径、锚梁直径和锚孔直径
③
锚杆中部杆体直径、锚杆螺帽直径和锚杆尾部直径
④
锚杆杆体直径、锚孔直径和树脂药卷直径
【单选题】
锚杆支护中“三径”关系是否合理匹配，直接影响了锚固效果及锚杆支护的安全可靠性和经济合理性。“三径”是指：
①
锚杆杆体直径、锚杆螺帽直径和托盘直径
②
锚杆杆体直径、锚梁直径和锚孔直径
③
锚杆中部杆体直径、锚杆螺帽直径和锚杆尾部直径
④
锚杆杆体直径、锚孔直径和树脂药卷直径
【单选题】
关于土层锚杆的说法错误的是()
①
基坑施工时坑内无支撑，开挖土方和地下结构施工不受支撑干扰，施工作业面宽敞，改善施工条件
②
可以施加预应力，能有效控制挡墙的位移和土层变形
③
锚杆锚固端可设置在软弱土层中
④
锚杆设置在砂卵石地层且存在承压力的情况下无法成孔，不能保证水泥浆灌注质量。
随机题目
【单选题】
Theory is based on practice and in____ serves practice.
①
turn
②
tone
③
tune
④
practice
【单选题】
When I got there, Henry ____ to the hospital.
①
had been sent
②
would send
③
was sent
④
would be sent
【单选题】
The engineers are going through with their highway project, ____the expenses have risen.
①
even though
②
just because
③
now that
④
as though
【单选题】
A police officer claimed he had attempted to ____ paying his fare.
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avoid
②
reject
③
refuse
④
neglect
【单选题】
The students were not____ to leave the classroom without an adequate reason.?
①
permitted ?
②
remitted ?
③
admitted ?
④
emitted?
【单选题】
It was a minor illness, and she soon ____ it. ?
①
got over ?
②
got on with ?
③
got around ?
④
got out ?
【单选题】
Our English teacher demanded that we ____ to English broadcast every day.
①
listening
②
would listen
③
listen
④
could listen
【单选题】
He ____ have left the campus, for I saw in the classroom just a minute ago
①
mustn’t
②
shouldn’t
③
couldn’t
④
oughtn’t
【单选题】
There isnt any difference between the two. I really dont know ____.
①
where to choose
②
which to choose
③
to choose what
④
to choose which