题目内容

允许速度大于160km／h的线路，铝热焊缝距轨枕边不得小于100mm，其他线路不得小于（）mm

A. 30
B. 40
C. 50
D. 60

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Which of the following describes how a distributed resumable transaction behaves？（）

A. The resumable setting on the initiating session determines the resumable conditions for the entire distributed transaction.
B. The resumable setting for the initiating instance determines the resumable conditions for the entire distributed transaction.
C. The resumable setting on the initiating session controls only that part of the transaction that occurs within the local instance； remote resumable settings determine the behavior of the distributed parts of the transaction.
D. None of the above.

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