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Change log entry 98368
Processed by: richwarm (2026-10-16 19:53:19 UTC)
Comment: << review queue entry 89107 - submitted by 'polaris' >>
管涌 guǎnyǒng @ 《现代汉语词典》
〈名〉堤坝渗水严重时,细沙随水带出,形成孔穴而集中涌水,叫作管涌。管涌会引起堤坝下陷,出现溃口,使洪水泛滥。

基于物质点-特征有限元耦合方法的向后侵蚀管涌模拟
Simulation of backward erosion piping based on coupled material point-characteristic finite element method

管涌是指在汛期高水位情况下,上游水流通过坝基的透水层,从下游坝脚或坝脚以外覆盖层的薄弱部位逸出,造成坝后管涌、流土。
https://www.tba.gov.cn/slbthlyglj/fxzs/content/slth1_6822fb6cdb38472685758357db5a6838.html
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Editor:
管涌(英语:Piping)是一种和内蚀相关的现象,是指的透过渗漏逐渐发展的内蚀,进而在下游出现一个排水孔。
https://zh.wikipedia.org/wiki/內蝕

* * *

"Piping" on its own is quite ambiguous. The relevant sense isn't even listed in Merriam-Webster, for example, and searching for "piping" on English Wikipedia doesn't turn up a relevant article.

I therefore added a brief explanation to clarify the intended meaning.
Diff:
# 管湧 管涌 [[guan3yong3]] /piping/
 
管湧 管涌 [[guan3yong3]] /piping (internal erosion of soil caused by water seepage)/
By MDBG 2026
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