separation plane of bed岩层: rock formation; stratum; roc ...界面: interface; boundary; limitin ...层界面: bed interface地层界面: bed boundary深积层界面: katatectic surface下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:岩层界面，即可在微信中查询翻译
