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百科
岩粉 [yán fěn]
rock powder
meal
mineral fines
rock meal
mountain meal
meal
mineral fines
rock meal
mountain meal
- 摘要寨上金矿区赋矿岩石主要为泥质、钙质、碳质板岩、粉砂岩等。
The host rocks of Zhaishang Au deposit are mainly argillic, calc and carbonaceous slates and silty sandstone. - 板岩相对粉砂岩的孔隙度高，究其原因，主要是板岩的层间孔隙、裂隙及微裂隙发育。
The porosity of slate is better than silty sandstone because interformational pores, fractures and micro-fractures are developed in the slates. - 块状硅土矿是一种由隐晶质石英组成的松软硅质岩，通过气流粉碎与表面改性制备出的活性超细石英粉是一种优质的橡塑填料。
The massive tripoli is a kind of soft siliceous rock which is composed of cryptocrystalline quartz.The rock could be prepared for active ultra-fine quartz by airflow pulverization and surface modification.The ultra-fine siliceous powder is a kind of high-quality filler in plastics and rubber.
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中国词汇量第二的英语词典
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