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地理干货 | 地层中沉积相的识别标志
扇体与平原的过渡地带以粘土为主。粒度曲线跳跃总体发育差或整体呈略向上拱弯弧状。 (3)沉积构造标志:泥石流沉积—块状、递变层理;河道沉积—砾石叠瓦状排列;筛状沉积—块状构造;漫流沉积—平行、交错、块状、水平层理、变形构造及暴露构造。
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今日热点
Trump endorses Johnson
'Star Wars' actor dies
Remains ID'd after 30+ yrs
Faces new charges
Commutes death sentences
New suspects in '96 case
9/11 plea deals can proceed
Reveals cancer surgery
Cold case killer identified
Kwon extradited to US
Appoints new prison leader
Reach divorce settlement
Congestion pricing ruling
Venezuela fines TikTok $10M
Arrests in death of agent
Anchor Aaron Brown dies
Bowser meets with Trump
Lego display collapses
Indiana soldier dies in Iraq
Tugboat hits tanker, sinks
Loses sentencing delay bid
Pending home sales rise
Smith drops docs appeal
Woman set on fire identified
Near miss for Gonzaga plane
Signs deal with Ukraine
PA voting machine ruling
Ex-FSU players sue coach
DC US attorney to resign
US sanctions Russia, Iran
NHL fines Stars $100K
Lenny Randle dies
Bird flu in AZ wastewater
World leaders pay tribute
Final payout for victims
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