大学英语词汇短语释义解析及例句 graded bedding
大学英语词汇短语释义解析及例句 graded bedding
释义:
graded bedding [地质] 粒级层;序粒层;粒级层理
例句:
Depositional beddings such as graded bedding, massive bedding, parallel bedding, cross-bedding and wave bedding, are well developed;
粒序层理、块状层理、平行层理、交错层理、波状层理十分发育;
