By the experiment of sand model, an investigation of silt content, rank of silt grain and silt deposition rate under different conditions of water and silt have been obtained.
通过泥沙模型试验研究，分析不同入库水沙条件下进入取水口内水流的含沙量和颗粒级配，水库对泥沙的沉降率。
The erosion rate and morphology of nine kinds copper and copper alloy, including brass and bronze, were investigated in sea water with different silt content through indoor simulated tests.
采用室内模拟加速试验装置，对紫铜、青铜、黄铜和白铜等几类铜及铜合金，在不同泥沙含量的海水中的冲蚀情况及腐蚀速率进行了研究。
The floatation-ore concentrate cyanidation process is usually used for vulcanized primary ore and the ores with low silt content and high recovery rate that are easy to concentrate during floatation.
硫化原生矿，含泥量少浮选易富集，回收率较高的矿石，常采用浮选-精矿氰化工艺。
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