二郎坪群弧后盆地在海底喷流作用下形成了不同成矿元素组合的铜-锌型和铅-锌型两种矿床类型。
Copper zinc type and lead zinc type deposits with different ore elements were formed in Back arc basin of Erlangping Group by sea bottom spout.
从微量元素、稀土元素、同位素等方面论证了霍各乞矿田中元古宙为大陆边缘弧后裂谷盆地构造环境。
The studies of microelement, rare earth element and isotope compositions that the Huogeqi polymetallic ore field was formed in rift basin of back arc continental marging during Proterozoic Era.
在双曲空间中，考察椭圆的包含关系，对弧长元素、测地曲率、曲率、面积及全曲率等几何量做出细致考察。
Some geometric data of ellipse in hyperbolic space are considered, such as set inclusion, arc length, geodesic curvature, curvature, area and total curvature.
为了解镁合金微弧氧化膜的耐蚀性能，研究了其截面不同位置的组织结构及元素分布。
The corrosion resistance of micro-arc oxidation coating on Mg alloy was investigated based on the analysis of the cross-sectional microstructures and elemental distributions.
目的：在种植体涂层中引入稀土镧，对引入稀土元素镧的钛基超声辅助微弧氧化涂层的生物相容性进行评价。
OBJECTIVE: To introduce rare earth lanthanum into the implant coating, and to evaluate the biocompatibility of ultrasound-assisted micro-arc oxidation preparing the lanthanum biocoating.
目的：在种植体涂层中引入稀土镧，对引入稀土元素镧的钛基超声辅助微弧氧化涂层的生物相容性进行评价。
OBJECTIVE: To introduce rare earth lanthanum into the implant coating, and to evaluate the biocompatibility of ultrasound-assisted micro-arc oxidation preparing the lanthanum biocoating.
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