sand riverbed

基本解釋

• [水利工程]沙質(zhì)河床

英漢例句

雙語例句

• From here it is only a small step into the riverbed to inspect the sand bars, downed logs and stumps left by the last torrent .
  從這里只是一小步，成為河床視察沙洲，倒木和樹樁上留下的最后的洪流。
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• The variations of flow pattern cause headwater erosion, and the sand gravel extraction will result in comprehensive adjustment of riverbed , affecting riverbed stability.
  水流流態(tài)變化引起溯源沖刷，進(jìn)而導(dǎo)致河床全面調(diào)整，影響河床穩(wěn)定。
• The cost to construct the permanent engineering, which is for preventing the bank from flood using current normal method of construction on riverbed made of sand, is too high to be accepted.
  如何利用現(xiàn)有的常規(guī)方法在粉細(xì)沙河床上修建永久防洪護(hù)堤工程，因其工程造價(jià)過高致使社會(huì)難以承擔(dān)；為此，提出采用斜向灌漿護(hù)坡新技術(shù)修建永久性防洪護(hù)堤。

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詞組短語

短語

• excavating sand from the riverbed 河道采沙
• riverbed sand 床沙
• sand -borrow in riverbed 河床采沙
• Riverbed Loose Sand 河床松軟沙土地

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專業(yè)釋義

水利工程

• 沙質(zhì)河床

  Based on experiment study and previous results, the computing model about sand riverbed ultimate erosion depth at down reaches of dams is presented, and the various parameters are modified.
  在試驗(yàn)研究及前人已有成果的基礎(chǔ)上,提出了樞紐下游沙質(zhì)河床清水沖刷極限沖深的計(jì)算模式,并對(duì)計(jì)算模式中的各個(gè)參數(shù)進(jìn)行了修正。