graded bedding

[ˈɡreɪdɪd ˈbedɪŋ]
  • graded bedding
  • 释义

    粒级层;

纠错 数据更新时间:2026-04-18 08:11:16
1、

Open platform facies metamorphic rocks are massive micritic bioclastic limestone and bioclastic limestone, with massive bedding, convolute bedding and graded bedding biological debris.

开阔台地相岩石类型主要为块状泥晶生屑灰岩和生屑灰岩,具块状层理、丘状层理和生物屑粒序层理。

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2、

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;

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3、

Compared with the normal tidal flat sedimentation, the storm sedimentation has the characteristics of coarse particle, bad sorting, relatively high roundness, obviously graded bedding, typical parallel bedding, cross bedding.

该带的风暴沉积与正常的潮滩沉积比较,具有粒度较粗,分选较差,磨圆稍好,递变现象明显,平行层理或波状交错层理发育比较典型的特征。

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4、

The first member of Daye limestone yields hummocky ripple marks, hummocky cross bedding and graded bedding, which are the reflection of storm process.

其第一段岩石发育了丘状波痕、丘状交错层理及粒序层理,是风暴作用的反映;

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5、

Distinct causes of formation for different graded bedding in debris flow deposits have been analyzed using the ratio of flow plug.

应用层理结构的分类指标&流核比,对泥石流堆积层理的正粒序、反粒序和混杂粒序等进行成因差异分析。

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6、

Analyzing Study on Graded Bedding Texture in Debris Flow Deposits

泥石流堆积层理结构的分析研究

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7、

The latter consisting of dark gray clastic limestone, chert beds, siliceous mudstone and massive reef and usually with graded bedding.

石灰岩建造常为黑色、灰黑色碎屑石灰岩、燧石层、粉砂质泥板岩和礁灰岩组成,常夹递变层理。

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