煤炭资源的废弃物多为无机材料，对其表面改性以增强其与橡胶的相容性就显得极其重要。
The coal resource wastes are mostly inorganic material, it is very important to modify filler surface to enhance the compatibility with rubber.
有机-无机型复合肥，是消纳农业有机废弃物、提高有机肥使用价值的一种新型肥料。
Organic-chemical complex fertilizer is a new kind of fertilizer involving use of agricultural organic waste and raise of utilizing value of organic fertilizer.
有机-无机型复合肥，是消纳农业有机废弃物、提高有机肥使用价值的一种新型肥料。
In the last, it points out improving waste compost's quality and developing organic-inorganic compound fertilizer is the.
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