单词	roek features
释义	roek features 岩石特征
随便看	stratified sedimentation stratified segregation stratified selection stratified semantic model stratified set stratified sets stratified shear flow stratified simple random continuous sampling stratified simple random sampling Stratified simple random sampling design stratified simplex method stratified single-stage cluster sampling stratified slope stratified smoke stratified society stratified society theory stratified soil stratified soils stratified space Stratified sphere stratified squamous stratified squamous epithelia stratified squamous epithelium stratified stratum stratified stress