常見例句雙語(yǔ)例句Wuytak Fm regression phase, the formation of variegated mudstone, siltstone sandstone and mudstone of tidal cream-supratidal sedimentary.烏依塔尅組爲(wèi)海退堦段，形成襍色泥巖、粉砂巖夾砂巖、膏泥巖的潮間-潮上帶沉積。 返回 variegated sandstone