stratigraphy是什么意思_stratigraphy怎么读_音标strә'tigrәfi

stratigraphy是什么意思音标:英 [strә'tigrәfi]

n. 地层学, 地层情况
[医] 体层X线照相术, 断层X线照相术

n. the branch of geology that studies the arrangement and succession of strata