问题:连续介质中,地震波传播速度与深度Z关系是()A、V=Vo(1+βZ)B、V=Vo(1+β+Z)C、V=VoβZD、V=(1+2βZ).Vo
Thursday, September 15, 2022
Sunday, September 11, 2022
Friday, December 29, 2023
Monday, September 12, 2022
Monday, September 12, 2022
Thursday, September 15, 2022
问题:在外力作用下,弹性体发生的形变只改变(),而它的()不变,这种形变叫()形变,简称()
Thursday, September 15, 2022
Thursday, September 15, 2022
Tuesday, December 20, 2022
Monday, September 12, 2022
问题:地震波的传播速度与岩石的()有关.A、弹性;B、厚度;C、体积.
Thursday, September 15, 2022
问题:一个地震信号,用它的振幅和相位随频率变化的关系来表示的叫做时间域表示.
Sunday, September 11, 2022
Sunday, September 11, 2022
问题:若用△X表示道间距,n为覆盖次数,M为排列道数,则d为炮点和排列移动的().d=().
Saturday, February 25, 2023
问题:根据现行国家标准《全球定位系统(GPS)测量规范》,()级GPS测量主要用于大、中城市的基本控制网及大型工程的控制测量。A、AAB、AC、BD、C
Monday, July 24, 2023
Monday, September 12, 2022
Sunday, November 6, 2022
Sunday, November 27, 2022
问题:把研究振幅随炮检距的变化关系并通过其变化推断地层岩性质变化的过程称为角道.
Tuesday, December 20, 2022