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【单选题】
地质分析法是围岩稳定分析方法之一,地下水分析考虑到地下水对围岩稳定性的影响主要是静水压力、动水压力及溶解和软化作用等,下列说法不正确的是()。
A.
在地下水静水压力作用下,洞顶的平缓结构面容易拉裂,在陡倾角裂隙组合条件下使结构体塌落,而静水压力作用在陡倾结构面上易使洞壁上的结构体滑塌
B.
地下水渗流的动水压力可促使结构体沿水流方向移动、结构面的充填物溶蚀和结构体移动
C.
地下水对结构面、软弱岩体具有溶解和软化作用,使岩体强度降低,导致围岩失稳
D.
大的断层破碎带、构造、向斜核部等部位常有丰富的地下水,此处的地下水对围岩的稳定性影响不大
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【判断题】The woman had always been a slow driver.
A.
正确
B.
错误
【单选题】对异性衣着特别喜爱,反复出现强烈欲望,就是要穿戴异性服饰,并付诸行动由此引起性兴奋。当这种行为受到抑制时可出现明显的不安情绪。这种现在属于()。
A.
异装癖
B.
C.
易性癖
D.
【多选题】下列属于语言行为里程碑评估涉及到的领域的是( )
A.
集体技能
B.
词汇
C.
功能-特征-类别的听反馈
D.
数学能力
【单选题】C onversation 1 A. The man always gets poor grades for his term papers. B. The woman should seek help from the writing center. C. The man had his paper rejected for the third time. D. The woman does n...
A.
The man always gets poor grades for his term papers.
B.
The woman should seek help from the writing center.
C.
The man had his paper rejected for the third time.
D.
The woman does not really care about her language problems.
【单选题】锂离子电池单体工作电压为( )
A.
12V
B.
2V
C.
1.2V
D.
3.6V
【单选题】有 if; 若整型变量 a 和 b 的值都不等于 0 时执行 ,则逻辑表达式是( )。
A.
a&b
B.
a&&b
C.
a!=b
D.
a-b!=0
【单选题】Short conversation Listen to five short conversations and choose the best answer to each question you hear 1 A The man always gets poor grades for his term papers. B The woman should seek help from th...
A.
The man always gets poor grades for his term papers
B.
The woman should seek help from the writing center.
C.
The man had his paper rejected for the third time.
D.
The woman does not really care about her language problems.
【单选题】锂离子电池单体工作电压为( )
A.
12V
B.
3.6V
C.
1.2V
D.
2.4V
【简答题】1 A The man always gets poor grades for his term papers. B The woman should seek help from the writing center. C The man had his paper rejected for the third time. D The woman does not really care abo...
【简答题】下面是一个半加器的描述,对应于逻辑表达式,把它转换成用always块语句来表达,请填写完成下列代码 // 对应于逻辑表达式 module h_adder(a0,b0,c1,s0); input a0,b0,; output c1, s0; wire a0,b0,c1,s0; assign s0=a0^b0; assign c1=a0&b0; endmodule // 对应于...
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