粗砂

/ cū shā /

1
coarse sand
粗沙：指颗粒较大、质地较粗糙的沙子。
2
grit
沙砾，沙粒；勇气，毅力；粗砂岩；与数字连用（金刚砂、砂纸等磨料的）细度；<美>（尤指作为早餐的）粗玉米粉（grits）；（为防滑）在（路面上）撒沙砾；（通常指因愤怒而）咬紧牙关，咬牙切齿（grit your teeth）；吱吱嘎嘎地移动，发出摩擦声；【名】（Grit）（美、法、荷）格里特（人名）；
3
open sand
粗砂；

短语

1
粗砂纸
raw emery paper ; flint paper ; flint glass paper
2
粗砂岩
岩 grit ; gritstone ; gritrock ; farewell rock
3
白砂糖／粗砂糖
white sugar refined sugar refined cane sugar coarse granulated sugar ; white sugar refined sugar refined cane sugar coarse granulated sugar/fine granulated sugar ; refined cane sugar ; white sugar

1
建议将粗砂掺到黏重的土壤里，以提高排水性能。
It is advisable to mix coarse grit into heavy soil to improve drainage.
2
通过粗砂渗透变形重复性试验，分析了粗砂渗透系数与抗渗强度概型分布。
The probability model distributions of permeability coefficient and anti-permeability strength of sand are studied by using the seepage deformation experiments.
3
大坝垫层料采用以天然砂砾料为主、掺入小石和粗砂以调整级配的方式生产。
The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand.

粗砂
学科：工程地质学词目：粗砂英文：coarse sand 释文：粗砂：按照《普通混凝土用砂、石质量及检验方法标准》，砂的粗细程度按细度模数μf 分为粗、中、细、特细四级,其范围应符合以下规定：粗砂：μf =3.7～3.1 中砂：μf =3.0～2.3 细砂：μf =2.2～1.6 特细砂：μf =1.5～0.7 。

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