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‏将地面上的控制点组成一系列的三角形，测量所有三角形的水平内角，由已知边推算出其他边的长度，并根据起算数据计算出各控制点的平面坐标，称为导线测量。​

A．错误
B．正确
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相关考题

未知题型
Henry’s job was to examine cars crossing the frontier to make sure that they were not smuggling(走 私) anything into the country. Every morning, except weekends, he ____41____ see a factory worker coming up the hill toward the frontier, ____42____ a bicycle with a big load of old straw on it. When the bicycle ____43____ the frontier, Henry used to stop the man and ____44____ him take the straw off and ____45____ it. Then he would examine the straw very carefully to see ____46____ he would find anything, after w hich he would look in all the man ’s pocks ____47____ he let him tie the straw up again. The man would then pull it on his bicycle and go off down the hill with it.
Although Henry was always ____48____ to find gold or jewelry or other valuable things ____49____ in the straw, he never found ____50____, even though he examined it very carefully. He was sure that the man was ____51____something, but he was not ____52____ to imagine what it could bE.Then one morning, after he had looked ____53____ the straw and emptied the factory worker ’s pockets____54____ usual, he ____55____ to him, “Listen, I know that you are smuggling things ____56____ this frontier. Won ’t you tell me what it is that you are bringing into the country so successfully? I ’m an old man, and today is my last da ____57____ .Tomorrow I ’m going to ____58____ .
I promise that I shall not tell ____59____ if you tell me what you ’ve been smuggling. “The factory worker did not say anything for ____60____ . Then he smiled, turned to Henry and quietly, “Bicycles.
41____
A.should
B.would
C.might
D.must
42A.pushing
B.pulling
C.filling
D.carrying
43A.arrived
B.appeared
C.came
D.reached
44A.force
B.order
C.make
D.call
45A.show
B.lead
C.unite
D.loose
46A.that
B.where
C.how
D.whether
47A.before
B.thus
C.first
D.so
48A.lucky
B.expecting
C.suspecting
D.insisting
49A.had been hidden
B.hiding
C.have been hidden
D.hidden
50A.nothing
B.something
C.everything
D.anything
51A.cheating
B.smuggling
C.stealing
D.pushing
52A.capable
B.possible
C.able
D.clever
53A.through
B.thoroughly
C.upon
D.on
54A.then
B.more
C.as
D.like
55A.cried
B.said
C.ordered
D.told
56A.cross
B.behind
C.across
D.into
57A.job
B.work
C.case
D.duty
58A.return
B.risk
C.retire
D.rest
59A.everyone
B.someone
C.no one
D.anyone
60A.long time
B.period
C.moment
D.some time
请帮忙给出每个问题的正确答案和分析，谢谢！
未知题型
The price of shoes is _____ during the Spring Festival.
A.lower
B.more expensive
C.smaller
D.cheaper
单项选择题
Organic food grown with natural fertilizers may be less expensive than those foods not utilizing natural fertilizers.
A、True
B、False
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