皮皮学，免费搜题
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【单选题】
轨道电路的组成:由钢轨、()、钢轨引接线、轨端接续线导接线 、送电端、受电端轨道继电器等组成。A.
钢轨绝缘
B.
轨枕
C.
道床
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】Thomas went to visit dr. landown to find out what was causing his back pain.___________ ___________
【单选题】The Canterbury Tales by Geoffrey Chaucer describes a group of People who went to Canterbury to visit Thomas Becket's tomb. They were _____.
A.
peasants
B.
pilgrims
C.
priests
D.
students
【单选题】The Canterbury Tales by Geoffrey Chaucer describes a group of people who went to Canterbury to visit Thomas Becket' s tomb. They were .
A.
students.
B.
peasants.
C.
pilgrims
D.
priests.
【单选题】The Canterbury Tales by Geoffrey Chaucer describes a group of People who went to Canterbury to visit Thomas Becket's tomb. They were _____.
A.
peasants
B.
priests
C.
students
D.
pilgrims
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