短語(yǔ)詞組短語(yǔ)unstable side slope 不穩(wěn)定邊坡Unstable high slope 失穩(wěn)高邊坡unstable length of slope rockmass 邊坡失穩(wěn)長(zhǎng)度Slope or unstable areas 歪斜或不平穩(wěn)的地方 返回 unstable slope