Rock body formed in plate extensional background and a loose stress state.
岩体形成于板内引张的应力松弛环境。
Sandwiched rock between twin closely spaced tunnels is in complicated and three-dimensional stress state.
小净距隧道的中间夹岩处于复杂的三维受力状态。
Sandwiched rock between twin closely spaced tunnels is in complicated and three-dimensional stress state.
小净距隧道的中间夹岩处于复杂的三维受力状态。
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