Siltoun.锡尔图(在乍得；东经 15º33' 北纬 16º46')siltn.淤泥v.(使)淤塞Silt-trap dam project淤地坝工程silt transport capacity水流挟沙力silt - filled caverns粉砂层充填溶腔地段silt thick platoon thin淤粗排细silt-laden river beds淤塞河床siltized intercalations泥化夹层silt coal loader machine淤煤装载机silt-carrying capacity挟砂能力silt-precipitation dam淤泥坝silt foundation disposal淤泥质地基处理