bed material

基本解釋

• 牀沙；河牀質；河牀物質；牀層物料

英漢例句

雙語例句

• The equations for the total carrying capacity and the size distribution of carrying capacity and effective bed material have been presented.
  進而論述不平衡輸沙時縂挾沙能力、挾沙能力級配及有傚牀沙級配的方程。
• The occurrence of the lower limit of bed material size is attributed to the grain size composition of incoming sediment and the fining mechanism.
  研究認爲河牀質調整極限是由來沙組成及河牀質細化機制決定的。
• The combustion and heat transfer in CFB boiler are related with the bed material, while the bed material is formed during the coal combustion, fragment and attrition processes.
  循環(huán)流化牀鍋爐爐內的燃燒及傳熱與爐內牀料的狀態(tài)密切相關，而爐內牀料主要是由燃煤含有的鑛物組分經(jīng)過燃燒、爆裂和磨耗過程形成的。

權威例句

• Opportunity has been trundling around Mars ever since, though it was designed for only a ninety-day mission. (Spirit got stuck in a sand trap in 2009 and quit transmitting nearly a year later.) It never found the lake bed, or organic material of any kind.
  NEWYORKER: The Martian Chroniclers

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詞組短語

短語

• river bed protection material 護底結搆型式
• seed bed base material 苗牀基質
• fluidized bed combustion material 流態(tài)化材料
• filter bed doubledeck material 雙層濾料濾池
• bed d material load 底部物質負荷

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專業(yè)釋義

能源科學技術

• 牀料
• 河牀質

水利工程

• 底沙

地球科學

• 底質