本文对最佳级配矿质混合料组成设计各种方法的优缺点作了简要评述。

Advantages and disadvantages of design methods for maximum density graded aggregate mixture are discussed briefly in this paper.

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研究表明，在连续级配碎石、砂砾、石灰稳定土、石屑几种回填材料中以自然级配砂砾石为最佳台背回填材料。

According to the research, the natural graded gravel is the best backfill material of graded crushed stone, grit, lime stabilized soil and rock chips.

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进行了环氧沥青混合料目标配合比设计，确定了矿料的级配范围、混合料的最佳油石比以及高温固化温度、时间等参数。

Then, it makes target mixture proportion design to study on the aggregate scope, optimum asphalt content of mixture, the temperature and time of curing.

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