问题
名词解释
周波跳跃
答案
参考答案:
在声波测井中有时初至的强度只能触发最拓近发射器的接收器而不能触发最远的接收器,要等下一周来的信号将它触发,以致错误地得出较大的传播时间,这种情况称作周波跳跃。
周波跳跃
参考答案:
在声波测井中有时初至的强度只能触发最拓近发射器的接收器而不能触发最远的接收器,要等下一周来的信号将它触发,以致错误地得出较大的传播时间,这种情况称作周波跳跃。
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This is my bedroom. I can see 1 pictures on the wall. The light is 2 the desk. The football is 3 the chair. 4 is the bed? It's near the table. My father and 5 bedroom is near my bedroom. 6 flowers and a bed 7 in their room. Some windows are 8 the wall. A yellow door is in the wall, 9 . I like my bedroom and my parents like 10 . | ||||
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