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砂矿的英文

音标：[ shākuàng ]  发音:  
"砂矿"怎么读用"砂矿"造句

英文翻译手机手机版

  • [地质学] placer; placer deposits; mine; drift mine
    ◇砂矿剥离 stripping for alluvial; 砂矿床 placer; 砂矿井采 placer mining; 砂矿开采 placer mining; alluvial mining; placering; 砂矿运输 alluvial transportation

例句与用法

  • The objection to the placer origin have centred around the softness of uranium compounds .
    反对砂矿成因的论据主要是：铀的化合物不耐磨蚀。
  • Dredging technology and equipment for thailand placer
    泰国砂矿的船采工艺及设备
  • River placers , river quarry , acquisitions and marketing
    河砂矿、河石矿、收购和销售。
  • Synthesis of gold - tailing geopolymers and influential factors
    金矿尾砂矿物聚合材料的制备及其影响因素
  • A place where a placer deposit is washed to extract its mineral content
    砂矿开采地一个用来清洗出有用矿物的砂矿开采地
  • High - level placers
    高级丘漂砂矿
  • Shandong peninsula quite abounds in sand mineral resources in its coastal region , ranking top among china ' s coastal provinces by sand categories and reserves
    摘要山东半岛滨海区域蕴藏着丰富的砂矿资源，种类和储量在我国沿海省份中名列前茅。
  • " dug jade " ing , this exploitation and d s placer means have already stopped , only while quarrying and drawing gold dust , electing the jade one from the gravel that is dug out , in passing , output is very few
    “挖玉”这一开采和阗砂矿的手段已经停止，只在采掏砂金的同时，从挖出的砾石中顺带选出玉块，产量微乎其微。
  • Beneath the relic sand of the outer shelf there is high grade of valuable heavy mineral sand ( for example ilmenite ) reaching the ii anomaly order of marine placers and it is of potential resource prospects
    通过碎屑矿物判断，原岩应是中酸性岩浆岩和浅变质岩类。钛铁矿等有用矿物在细砂层位中出现较厚的砂矿异常，显示一定的浅海砂矿资源潜力。
  • Secondly , based on the microbeam analytical technique , on the one hand , through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand , through multi - point analysis of a part of the minerals from mantle , the auther got dynamic information from mantle . finally , generalizating the fruits of this study and predecessors , the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites , clinopyroxenites , websterite , dunite , harzburgites , garnet lherzite , phlogopite lherzite , eclogites , clinopyroxene megacrysts ; compared with east china and north china platform , the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the . upper mantle beneath north hetian area is heterogeneous , with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204 . 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
    最后，综合本区幔源矿物和地幔岩石的特征以及地球物理资料，得出如下结论：本区上地幔的物质组成有尖晶石二辉橄榄岩、二辉岩、单斜辉石岩、纯橄榄岩、方辉橄榄岩、石榴石二辉橄榄岩、金云母二辉橄榄岩、榴辉岩；与中国东部以及华北地台上地幔相比，研究区上地幔具有富集主元素中相容元素和亏损其中的不相容元素的特征，局部熔融程度较高；上地幔存在横向和纵向的不均一性，从西部的克里阳到喀拉喀什河和玉龙喀什河流域， al和lree富集程度呈下降趋势，不同来源的相同矿物中主元素的含量差异较大；地质历史时期这里可能发生过地壳俯冲并产生壳幔混合作用；玄武岩浆的起源深度73km ；从幔源重砂矿物的温压估算结果，可以推断出岩石圈厚度可达204 . 9km ；综合岩石圈物质组成特征、岩石圈热状态、地幔温压状态、氧逸度以及幔源岩石和幔源矿物的化学成分，认为研究区具备了金刚石成矿地幔地质条件。
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