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coarse silt中文是什么意思

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用"coarse silt"造句"coarse silt"怎么读"coarse silt" in a sentence

中文翻译手机手机版

  • 粗粉砂
  • 粗粉土
  • 粗淤泥

例句与用法

  • These may range from coarse silt to sand or pebble size .
    这些颗粒的大小变化范围,从粗粉砂级到砂级或细砂级。
  • These particles range from coarse silt to sand or pebble size .
    这些颗粒的大小变化范围是从粗粉砂级到砂级或细砂级。
  • Abstract : by means of natural , coagulative and sand peak coagulative settling test , the flowing water test of high , sub , and low turbidity water containing most of coarse silt have been research . some results are concluded
    文摘:通过自然沉淀、混凝和沙峰型混凝沉淀试验,对以"粗”组分泥沙为主的高浊度水和低浊度水进行了动水试验研究,取得一些成果
  • Based on the principle of significant effect of soil fertility factors on forest growth , soil physical factors ( natural water content , bulk density , total porosity , capillary porosity , aggregate degree , coarse silt and physical clay ) , chemical factors ( om . total n , alkali - hytrolyzable n , total p , humus and ha / fa ) and biological factors ( urease , acidphosphotase , invertase and microbes ) were selected as evaluation index system of soil fertility . applying principal component analysis , soil ifi of subalpine coniferous forest was calculated
    从土壤物理、化学、生物学三方面出发,建立了川西亚高山针叶林不同演替阶段土壤肥力评价指标体系,应用主成分分析,计算出不同演替阶段土壤肥力综合指标值( ifi ) ,各演替阶段大小顺序为: 10年生云杉林地迹地原始林地次生桦木林地30年生云杉林地20年生云杉林地50年生云杉林地60年生云杉林地40年生云杉林地。
用"coarse silt"造句  
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