The thoriaum and uranium bearing radioactive materials associated with Baotou Municipal Baiyunerbo Mine is typical thoron associated ore.

包頭市所屬白云鄂博礦平均伴生 0 人人干,人人草。0 4 %釷和 0 欧欧美一级a爱高清成在线看。0 0 1 %鈾放射性物質(zhì)，是典型的釷伴生礦欧美一级黄片久久久久久久。

It is indicated that the sinter and dust powder show better desiliconization effect,and it is difficult to bring the desiliconization capability of the rich ore and scale bearing higher oxygen content into full play for its lower basicity.

以鐵水脫硅為中心的全面鐵水預處理技術(shù)正在迅速發(fā)展欧美一区二区三A片，這對開發(fā)新鋼種、冶煉純凈鋼久久久久久A级片、提高轉(zhuǎn)爐生產(chǎn)能力国产高清无码强奸视频网址、降低成本具有重要意義[1]。

Investigation of silver minerals in these ore deposits shows that the silver-bearing tetrahedrite and freibergite are among the most important or main industrial silver minerals.

在國內(nèi)外幾個不同成因類型的銀多金屬礦床內(nèi)產(chǎn)出的黝銅礦族銀硫鹽礦物中黄色性爱欧美狂野澳门，除朗達礦床見有砷黝銅礦和含銀砷黝銅礦外插插受不了视频，較普遍共同發(fā)育有黝銅礦、含銀黝銅礦和銀黝銅礦人人操人人射人人干，而后兩者則是最主要或主要的工業(yè)銀礦物之一国产800AV私人在线观看。

Glauberite is a main ore mineral in sodium sulfate deposits widely distributed in modern salt lakes and Meso- and Cenozoic salt-bearing series.

鈣芒硝是硫酸鈉礦床的主要礦石礦物。它在現(xiàn)代鹽湖，尤其是在中新生代含鹽系有廣泛的產(chǎn)出潮喷人人操。

Comparison studies on mineralization characteristics of the 414 ore deposit with Limu orefield indicate some similarities in mineralization ,which were resulted from the similarities in evolution of the rare metal-bearing mag-matic rocks.

江西414礦和廣酉栗木礦是我國目前鈕的主要原料基地亚洲日本网。在成固類型上它們同屬稀有金屬花崗巖型礦床，成礦元素除袒之外视色视频免费在线观看，還伴生鋸很色很黄很污的网站在线看、錫或埋。

The late bearing-ore magma formed by the differentiation and immiseibility of magma may form the intrusive iron body, but more iron deposits attribute to skarn type resulted from the metasomatic reaction between intrusive magma and stratum.

巖漿分異或不混溶作用形成的晚期含礦巖漿可以形成礦漿貫入型鐵礦肏丝袜屄影片，更多的是侵入巖漿與地層發(fā)生交代反應形成的矽卡巖型鐵礦。

Bearing-silver rhyolitic crystal tuff is the important criteria for ore prospecting in the silver polymetllic deposit.

含銀流紋質(zhì)晶屑凝灰?guī)r是銀多金屬礦的重要找礦標志日韩ww频在线免费观看。

For developing a method to reduce the emanation coefficient of Rn in materials, emanation coefficient of Rn in geological uranous materials such as zircon, uranium-bearing ore, etc is measured. Heating is used to study the effect of heating temperature on emanation coefficient of Rn.

通過了解鋯英砂二级免费黄片国产、鈾礦粉、石英砂鈾礦粉混合物等含鈾地質(zhì)材料中222 Rn的析出情況国产精品特黄特级AAAAAA片，探索了降低這些材料中氡射氣析出率的方法一级A片岛國，并應用灼燒法研究了灼燒溫度對上述材料中氡射氣析出率的影響。

The outstanding indicator for ore-prospecting is the brown-red aphalerite- bearing banded bioclastic limestone.

含棕紅色閑鋅礦條帶生物碎屑灰?guī)r是最重要的找礦標志欧美大胆一级视频。

General survey should be carried out in Caoxian-Juancheng coal-bearing predication area first,and ore exploration work .

它指示著隱伏區(qū)賦煤規(guī)律及找煤方向是：掀斜斷凸的北緣97人操人，大型潛凸的周邊，凹陷中的凸起中国三级黄色片18岁美女全体逼，凸起中的凹陷A片、Com。