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【单选题】
红线上方、下方应分别标注出（ ）和支柱内侧或桥梁、隧道边墙至线路中心线的距离,曲线地段还须在红线左上方标注（ ）。A.
轨面至接触网导线的高度，线路标准超高
B.
线路标准超高,轨面至接触网导线的高度
C.
轨面至接触网导线的高度，定位点拉出值
D.
定位点拉出值，轨面至接触网导线的高度
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【单选题】Made of concrete, the gravity dam is_________m long,_________m tall above the sea level.
A.
2,309.5, 175
B.
2,350, 185
C.
2,309.5, 185
D.
2,335, 175
【简答题】思考:如果在通电螺线管中插入铁芯,铁芯会被 ,也会产生磁场,于是通电螺线管周围既有 产生的磁场,又有 产生的磁场,因而磁场大大增强了。
【简答题】Language as activity refers not to the ability in our minds, but to the actions that we do with language at a given moment. In our everyday lives we do not use the whole of language. Rather, we use ...
【单选题】Task 3 (51-55) Directions: This taskis the same as Task1.The 5 questions or unfinished statements are numbered 51through 55. Do you know howto deal with money troubles for the future/ here is some use...
A.
you will not hurry to buy things you wish to have
B.
you may not go shopping for things you don’t need
C.
you will only go shopping for things you may need
D.
you may not hurry to buy things not exactly needed
【单选题】With the antenna of the SART l.5 meters above the sea level, and on the search height of 3000 ft, the detection range of SAR airplane will up to
A.
5 n nules
B.
10 nmiles
C.
40 n miles
D.
2 nmiles
【简答题】Fill the blank in each sentence with an appropriate form of the word given in the bracket. Hello, Hilton Hotel? I'd like to make a ( ) for my summer vacation. ( reserve ) The hotel rising 100 met...
【简答题】Qinghai Lake, which is the largest inland body of salt water in China, lies 3198 meters above the sea level.
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