Leaching of cementitious materials leads to an increase in porosity, which has important consequences on transport and mechanical properties.
溶蚀作用导致水泥基材料的孔隙率增加从而影响材料的传输及力学性能。
Chemical compositions and application properties of sepiolite formed by weathering-leaching geological action and occurred in asbestos mine in Xinkang, Sichuan were studied in the paper.
以四川新康石棉矿中风化林滤成因海泡石为研究对象，对其化学成分、应用性能进行了研究。
The effect of preparation conditions of the captioned process on the leaching rete and properties of the product is discussed.
研究了采用铜转炉烟尘制取硫酸锌工艺对锌、铁的浸取率和产品质量的影响。
We studied transference properties and leaching loss of nitrogen in purple soils during the growth period of wheat with percolation pond. Also the factors affecting them are researched.
利用原状回填土渗漏池研究了油菜生长季节氮素在紫色土中的移动特点和淋洗损失以及影响氮素移动和淋失的因素。
Resisting water, acid and alkali properties of the modified nano-silica-filled vulcanizes can be improved accordingly, and leaching liquor ion form vulcanizes decreases.
硫化胶填充纳米二氧化后，耐酸性、耐碱性、耐水性得到了不同程度的提高，硫化胶浸出液离子降低。
The research content included the slope-directive variation of soil bio-accumulations properties and related nutrient status, base cation leaching, the quantity of microorganism etc.
研究内容主要包括土壤生物积累及相关养分状况、盐基淋溶作用和微生物数量等方面的坡向性分异，并探讨其对山地土壤资源开发利用和生态环境建设的意义。
The properties of Yun Long refractory silver-copper ore are summarized. The feasibility as well as the pilot test result of the acid leaching-sulfide precipitation flotation process is demonstrated.
简述了云龙难选氧化银铜矿的性质，论证了酸浸—硫化沉淀浮选工艺的可能性及工业试验结果。
The properties of Yun Long refractory silver-copper ore are summarized. The feasibility as well as the pilot test result of the acid leaching-sulfide precipitation flotation process is demonstrated.
简述了云龙难选氧化银铜矿的性质，论证了酸浸—硫化沉淀浮选工艺的可能性及工业试验结果。
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