An unidentified man searches for tin ore at a sub-Saharan mine.
在撒哈拉以南的矿区，一位身份不明的男子正在寻找锡矿。
There should be direct relation between tin ore deposit and granite.
锡矿床的形成通常与花岗岩有直接的关系。
It is shown that the process of flotation-gravity separation-flotation can be used to recover the copper, tin and sulfur from this copper-tin ore.
这表明，采用浮选—重选—浮选联合流程可以综合回收这种铜锡矿石中的铜、锡和硫。
The Lailishan tin deposit is a main deposit type in the western subzone of the western Yunnan tin ore zone.
来利山锡矿床是滇西锡矿带西亚带的一种主要的矿床类型。
By means of consulting much information, this paper proves that there is a close relation between tin ore deposit and ferromagnesian rock.
文章通过查阅大量国内外有关资料，证实了基性超基性岩与锡矿床的形成有密切的关系。
It has long been considered that because tin is a characteristic element of the crust, there should be direct relation between tin ore deposit and granite.
长期以来，人们一直认为锡是地壳的特征元素，锡矿床的形成通常与花岗岩有直接的关系。
The fine-grained syenogranite of Jinlongqiao Unit is the differentiated lithofacies of this magmatic system, and can serve as the criteria for tin ore-prospecting in this area.
其中的金龙桥单元正长花岗岩是晚期分异相 ，应作为紫金山地区锡矿重要的预测标志。
Based on the geological structural characteristic and the rule of the tin ore concentration in south Hunan, the authors discuss and subdivide the structure-geochemical type of the tin ore deposit.
以地质构造特征和锡矿的富集规律为依据，对湘南地区内生锡矿的构造-地球化学类型进行了研究和划分。
The Tin ore resource is the one of minerals of superiority and strategy in our country.
锡矿资源是我国具有战略意义的优势矿种之一。
It is a new ore dressing process to separate low grade, coarse-size Tin ore by jig, and it is advanced technology.
用跳汰机对低品位锡矿进行粗粒抛废处理是一种选矿新工艺，其技术先进。
The characteristics of the grading control of diagenesis and metallogenesis by the fracture structures in the tin-ore belt of Yunlong is very obvious.
在云龙锡矿带内，断裂构造分级控岩、控矿的特征是极为明显的。
The characteristics of the grading control of diagenesis and metallogenesis by the fracture structures in the tin-ore belt of Yunlong is very obvious.
在云龙锡矿带内，断裂构造分级控岩、控矿的特征是极为明显的。
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