overthrust

overthrust
(Geology)(地质)
noun
  1. the thrust of one series of rock strata over another, especially along a fault line at a shallow angle to the horizontal
    逆掩断层(尤指上冲断层)
(past and past participle -thrust)
  1. [with obj.]force (a body of rock) over another
    使(岩层)逆掩运动
    [as noun overthrusting]the increased overburden resulting from overthrusting.
    逆掩运动造成覆盖岩层的增加。
    ■(of a body of rock) be forced over (another formation)
    (岩层)逆掩(另一岩组)
    the shales are overthrust by Carboniferous rocks.
    页岩层被石炭层逆掩。
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