英语词汇“passage bed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

passage bed

passage bed n. Geology a stratum exhibiting a transition from one formation or rock type to another.

ΘΚΠ

the world > the earth > structure of the earth > structural features > sedimentary formation > [noun] > stratum > transitional stratum

passage bed1846

1846 Q. Jrnl. Geol. Soc. 2 129 (note) By ‘passage beds’ are meant the highest beds of the Caradoc sandstone.

1955 Jrnl. Ecol. 43 74 This material occurs as a passage-bed varying in thickness.., overlying the Northampton Sand.

1992 Proc. Yorks. Geol. Soc. 49 155/1 The Passage Beds form the lowest member of the Coralline Oolite Formation (Corallian Group) in North Yorkshire.

extracted from passagen.

as lemmas

单词	passage bed
释义	> as lemmas passage bed passage bed n. Geology a stratum exhibiting a transition from one formation or rock type to another. ΘΚΠ the world > the earth > structure of the earth > structural features > sedimentary formation > [noun] > stratum > transitional stratum passage bed1846 1846 Q. Jrnl. Geol. Soc. 2 129 (note) By ‘passage beds’ are meant the highest beds of the Caradoc sandstone. 1955 Jrnl. Ecol. 43 74 This material occurs as a passage-bed varying in thickness.., overlying the Northampton Sand. 1992 Proc. Yorks. Geol. Soc. 49 155/1 The Passage Beds form the lowest member of the Coralline Oolite Formation (Corallian Group) in North Yorkshire. extracted from passagen. < as lemmas
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