我不是研究艺术史的料。
本文对以赤泥为基体制备油井填充料进行了研究。
The research on the red mud for the oil-well filling agent was carried out.
并研究了给料压力对粉碎效果的影响；
Feed pressure influencing pulverizing effect has been studied.
对再生沥青混合料还进行了低温劈裂试验研究。
Splitting test of reclaimed asphalt mixture at the low temperature is also done.
散料抽样研究在我国有着重要的意义。
The research on bulk sampling has great significance in our country.
散料抽样研究在我国有着重要的意义。
The research on bulk sampling has great significance in our country.
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