placer是什么意思_placer用英语怎么说_placer的翻译_placer翻译成_placer的中文意思_placer怎么读,placer的读音,placer的用法,placer的例句

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.

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In which a long history of placer gold mining.

其中砂金开采历史悠久.

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Placer mining: Oldest method of recovering gold from alluvial deposits.

砂矿开采: 从冲积层回收黄金的最古老方法.

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Dredging is the most important placer - mining method today.

挖掘法现在是最重要的砂矿开采的方法.

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The operation practice indicated that the remining of placer gold in Laozuoshan Gold Mine was efficacious.

生产实践表明,采金船复采在老柞山金矿的应用是行之有效的.

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A new technic of purifying gold, silver from placer gold without pollution was proposed.

提出了一种无污染从砂金中提纯金 、 银新工艺.

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This primitive form of placer mining is still used in some places for panning gold.

这种原始的砂矿开采形式至今还在一些地方用来淘金.

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The method of gold placer mineral includes significant prospecting information in the prospecting assessments gold deposits.

在金矿找矿和评价工作中,重砂测量方法能提供重要找矿信息.

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The fineness of placer gold in this district is apparently featured by inhomogeneity, inheritance and afterdeformation.

该区砂金成色具有明显的不均一性 、 继承性和后期改造性.

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Liaoning Xiuyan Nephrite Placer Deposit ( XNPD ) is a secondary deposit of primary nephrite ore.

辽宁岫岩软玉砂矿 ( 又称河磨玉矿 ) 是原生软玉矿的次生砂矿床.

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The associated minerals are the important indicator of the genesis and enrichment of placer gold.

伴生矿物是砂金成因和富集规律的重要指示标志.

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Eraluating the mined area is one of effective and dependable ways for exploring placer gold.

指出以过采区为依据寻找砂金矿可靠性大,风险度小,是行之有效的途径之一.

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In this thesis, placer based on optimizing the power consumption of clock gating network is presented.

本论文研制之电路摆置器, 乃基于将用于低功耗设计下之闸控制时脉网路之功率消耗最佳化.

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Pinggui Sn placer in Guangxi was discovered and exploited as early as the Bronze Age.

“平桂”砂锡矿,早在“青铜时代”已被发现、开发利用.

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