By glassy, the eruption cloud that coarse rock particle forms jams not only engine, still can wear away windshield, attaint plane navigation and communication system.
由玻璃质的、粗糙的岩石微粒构成的火山灰云不仅堵塞发动机，还会磨损挡风玻璃，损坏飞机导航与通讯系统。
The deformation of olivine and pyroxene in the rock is the recrystallized process from coarse to fine grain, the spinel has obvious dissolution, migration and reprecipitation.
岩石中橄榄石和辉石的变形都是由粗变细重结晶过程，尖晶石则有较明显的溶解、迁移和再沉淀作用。
A coarse-grained, plutonic or intrusive igneous rock of felsic composition having large crystals of quartz, feldspar and mica.
一种粗粒的，深成的或侵入的长英质成分的火成岩，含石英、长石和云母的粗大晶体。
Theoretical reason of reducing ball size of coarse grinding has been found through tests on compressive strength of rock and rupture stress of natural ore lump.
通过岩矿的抗压强度和自然矿块破断力力学试验研究，找到了降低粗磨机钢球尺寸的理论依据。
Coarse gravel or crushed rock laid to form a bed for roads or railroads.
支撑公路或铁路的用泥土或岩石做成的路基。
The compression property test method of coarse fraction hand sorting waste rock, smelter slag and their mixed filling materials had been introduced in this paper.
本文主要介绍粗粒级手选废石、冶炼炉渣及二者按不同比例混合料的压缩性能测定方法。
Coarse sand in the Yellow River mainly comes from sand rock area, Inner Mongolia, water erosion, wind erosion and gravitational erosion occur interactively in this area.
内蒙古砒砂岩地区是黄河重要的粗沙来源区，该地区具有水蚀、风蚀及重力侵蚀交互的特点。
Fangniushan quartzite series consist of coarse terrigenous clastic rock which has been suffered the metamorphism of low green schist facies, contact lines of its top and base are distinct.
放牛山石英岩系为经低绿片岩相变质的粗陆源碎屑岩。顶、底界线清晰，与下伏太古宙变质花岗岩系及上覆中元古界熊耳群均呈角度不整合接触。
The zircon samples were fresh and unweathered. The rock is coarse-grained biotite monzogranite.
所测锆石样品新鲜、未风化，岩性为粗粒黑云母二长花岗岩。
The zircon samples were fresh and unweathered. The rock is coarse-grained biotite monzogranite.
所测锆石样品新鲜、未风化，岩性为粗粒黑云母二长花岗岩。
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