Analytical quality control is essential in geochemistry.

1、

Petroleum geochemistry is one of support subjects for petroleum exploration and development.

油气地球化学是油气勘探开发的重要支撑学科之一.

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2、

Deep-penetrating geochemistry concepts and methods have been developed for exploration of concealed ore deposits.

为了寻找隐伏矿床,近些年提出了深穿透地球化学的概念和发展了深穿透地球化学方法.

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3、

It is established on the theory of element geochemistry and the outdoor electrical extraction technique.

它是指通过物理化学手段来发现后生地球化学异常的找矿方法.

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4、

Its petrology , petrochemistry and geochemistry feature show the intrusive is post-collision and strongly-peraluminous granite.

岩石学、岩石化学、地球化学特征反映该岩体属后碰撞强过铝花岗岩.

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5、

Rare earth element pattern is a important way of study on REE geochemistry.

稀土元素模式图是稀土元素,地球化学研究的重要途径.

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6、

According to analysis of sedimentary characters and geochemistry characters of Luanchuan Group of New Proterozoic Era.

通过对新元古代栾川群地层沉积特征及地球化学特征分析,栾川群形成于被动大陆边缘构造环境.

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7、

This paper studied the geochronology of sandstone-type uranium deposit in the Dongsheng area of Ordos Basin.

文章研究了鄂尔多斯盆地东胜地区砂岩型铀矿成矿年代学特征.

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8、

The same, salt-saturated fluids could have filled up the Spanish geode, which lies near the coast.

同样, 饱和食盐水能够填满位于海岸边的西班牙晶洞.

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9、

The Geodesic Dome —— the House of the Future?

可测量的圆屋顶——未来的房屋?

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10、

In particular, it gives a characterization of closed totally geodesic hypersurfaces in such an ambient space.

特别地, 得到了这类流形中闭全测地超曲面的一个刻画.

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11、

By giving the definitions of geodesic main torsion and torsion line, discussing their some properties.

给出了测地主挠率和挠率线的定义, 讨论了测地主挠率和挠率线的一些性质.

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12、

From the property of geodesic curve , a new arithmetic of cutting line is put forward.

从测地线的性质出发, 提出了一种新的裁剪线生成算法.

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13、

The Very-Long-Baseline Interferometry ( VLBI ) is one of the most powerful techniques for astronomy and geodesy.

甚长基线干涉测量 ( VLBI ) 是天文学和测地学研究中的重要观测技术之一.

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14、

Under this method can solve the robust estimation of ill-posed problems in geodesy.

这种方法可以用于解决大地测量中的不适定性问题.

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15、

Gives the infimum of the numbers of dege in 2-connected nontrivial geodetic graph; Renew some results.

给出了非平凡二连通测地图边数的下确界; 改进了部分结果.

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16、

Ill-conditioned problems are widely existed in geodetic surveying.

在大地测量中,病态问题是广泛存在的.

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17、

G is geodetic if every pair of vertices is connected by a unique shortest arc.

如果图G上的任意两点都有唯一的最短路相连,则我们称图G是测地图.

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18、

Transformation from XYZ coordinates to Geodetic Coordinates.

转换某某坐标,大地坐标.

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19、

Geodetic theodolites generally have circles of about 140 mm diameter.

大地经纬仪的度盘直径一般为140毫米.

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20、

The construction of geodetic graphs containing the longest cycle C 10 is studied.

给出包含最长圈子是C10的测地图中,C10和它上的割线构成图的结构形式.

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