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【单选题】
WGS-84 坐标系属于( )A.
参心坐标系
B.
地心坐标系
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】一般的,考虑水平附加正应力以及剪应力扩散范围则小得多,基本在()倍基础宽度的范围内。
【单选题】One of the good things for men in women's liberation is that men no longer have to pay women the old-fashioned courtesies. In an article on the new manners, Ms. Holmes says that a perfectly able woman...
A.
men should walk on the inside of a sidewalk
B.
women are becoming more capable than before
C.
in women's liberation men are also liberated
D.
it's safe to break rules of social behaviour
【单选题】One of the good things for men in women's liberation is that men no longer have to pay women the old fashioned courtesies. In an article on the new manners, Ms. Holmes says that a perfectly able woman...
A.
men should walk on the inside of the sidewalk.
B.
women are becoming more capable than before.
C.
in women's liberation men are also liberated.
D.
it's safe to break rules of social behavior.
【单选题】已知 i 1 = 10sin(314 t + 90 o )A , i 2 = 10sin(628 t + 30 o )A ,则( )
A.
i 1 超前 i 2 60°
B.
i 1 滞后 i 2 60°
C.
i 1 与 i 1 同相
D.
相位差无法判断
【简答题】在实验10(自动往返控制)电路中,完成电路连接后,打开QS,点击SB3,将看到工件由( )向( )运动,此时,KM2处于( )状态,KM1处于( )状态,直到撞击到( )后,KM2与KM1的工作状态才发生改变。
【单选题】病人,男性,45岁。因车祸致颈椎骨折,经救治后病情
A.
,拟行颅骨牵引治疗。病人应协助病人取
B.
半坐卧位
C.
去枕仰卧位
D.
头低脚高位
E.
头高脚低位
F.
端坐位
【单选题】1 One of the good things for men in women's liberation is that men no longer have to pay women the old-fashioned courtesies. 2 In an article on the new manners, Ms. Holmes says that a perfectly able w...
A.
men should walk on the inside of a sidewalk.
B.
women are becoming more capable than before.
C.
in women's liberation men are also liberated.
D.
it's safe to break rules of social behaviour.
【单选题】The word 'strength' underlined in Paragraph 3 is closest in meaning to______.
A.
basis
B.
purpose
C.
discovery
D.
endurance
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