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【判断题】
220v电压属于低压范畴,故是安全电压。
A.
正确
B.
错误
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【单选题】目的是为了检验锚杆在超过设计拉力并接近极限拉力的条件下的工作性能,及时发现锚杆设计施工中的缺陷,并鉴别工程锚杆是否符合设计要求。
A.
基本试验
B.
验收试验
C.
蠕变试验
D.
全选
【单选题】In London, how does they solve the problem of the traffic congestion?
A.
They take a completely-free bus service.
B.
They experimented a very cheap bus service.
C.
Part of the street is for buses only.
D.
They closed the streets to cars.
【单选题】设地面B、 B′两点间相距80m,水准仪安置在BB′中点时,测得高差hBB′ =+0.228m;将水准仪移至离B′点附近2-3米处,读取B点水准尺上中丝读=1.666m, B′尺上中丝读数=1.446m,则仪器的i角为( )。
A.
21.4″
B.
-21.4″
C.
20.6″
D.
-20.6″
【多选题】内脏的组成包括( )
A.
消化系统
B.
呼吸系统
C.
泌尿系统
D.
生殖系统
【单选题】As used in the last paragraph of this passage, the word intricate means ______
A.
abnormal
B.
complex
C.
regular
D.
perfect
【单选题】设地面B、B′两点间相距80m,水准仪安置在BB′中点时,测得高差hBB′=+0.228m;将水准仪移至离B′点附近15米处,读取B点水准尺上中丝读数=1.666m,B′尺上中丝读数=1.446m,则仪器的i角为( )。
A.
+21.4″
B.
-21.4″
C.
+20.6″
D.
-20.6″
【单选题】设地面B、B′两点间相距80m,水准仪安置在BB′中点时,测得高差hBB′+0.28m;将水准仪移至离B点附近2-3米处,B′尺上中丝读数=1.438m,读取B点水准尺上中丝读数=1.656m则仪器的i角为()
A.
12.9″
B.
-12.9″
C.
25.8″
D.
-25.8″
【单选题】设地面B、B′两点间相距80m,水准仪安置在BB′中点时,测得高差hBB′=+0.228m;将水准仪移至离B′点附近2-3米处,读取B点水准尺上中丝读数=1.666m,B′尺上中丝读数=1.446m,则仪器的i角为( )
A.
21.4″
B.
-21.4″
C.
20.6″
D.
-20.6″
【判断题】Chronobiology is a study of biological rhythms.
A.
正确
B.
错误
【多选题】The Contractor shall provide on the site in connection with the execution and completion of the Works and the remedying of any defects(). Only such technical assistants are skilled and experienced() t...
A.
hereby
B.
therein
C.
in
D.
as
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