placer
英['pleɪsə]
美['pleɪsə]
- n. 冲积矿；砂矿；存放人；(竞赛中)得名次的人
详细释义
- 存放人
- 得名次的人或动物
- 冲积矿
- 放置者
- 砂积矿床
- 【矿】砂矿
- 调配者
- 第...名
- 浇筑工人
- 砂金
- （竞赛中）得名次的人
n. (名词)
英英释义
Noun:
-
an alluvial deposit that contains particles of some valuable mineral
双语例句
- 1. It is assigned by the placer.
- 它是由放置器指定的。
youdao
- 2. Indonesia is rich in gold placer resources.
- 印度尼西亚砂金资源丰富。
youdao
- 3. Placer deposit is highly developed in USSR.
- 苏联的砂矿矿床比较丰富。
youdao
- 4. The origin of the deposit belongs to Quarternary eluvial placer type.
- 矿床成因属第四纪残积型。
youdao
- 5. The coefficient of dissolution can indicate the source of placer gold.
- 溶蚀系数可指示砂金是近或远原生源金矿。
youdao
- 6. Site investigation drill and placer exploration drill have much in common.
- 工程勘察钻机和砂矿钻机之间具有许多共同之处。
youdao
- 7. Shore REE placer is one of the most important exogenetic ore deposits of REE.
- 外生稀土矿床中最重要的是海滨砂矿。
youdao
- 8. 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。
youdao
- 9. 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。
youdao
- 10. 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。
youdao
- 11. I got educated on placer mining, and heard all about the controversy over the use of water cannons.
- 我得到的教育砂金开采，并听取了所有的争议，使用水炮。
youdao
- 12. A placer gold area is usually distributed in the flowing regions of plain terrain, belt-like rivers.
- 砂金地区一般分布在地形平坦、呈带状的江河流域。
youdao
- 13. Placer mining is based on the FACT that heavier substances can be separated from lighter ones in water.
- 较重的物质可在水中与较轻的物质分离，砂矿开采正是利用这个原理。
youdao
- 14. Distribution of gold placer deposits is closely related with gold-bearing horizon, morphology and tectonism.
- 使金重新分布，砂金分布与金源、地貌和新构造运动关系密切。
youdao
- 15. Roseville is located in Placer County and is nearly equidistant from the Sierra Nevadas and the Pacific Coast.
- 罗斯维尔位于普莱瑟郡，距离塞拉利昂内华达州和太平洋海岸几乎相同。
youdao
- 16. The source materials of the placer gold deposit in the area are from skarn — typed Au — Ag — Cu — Fe polymetallic ore.
- 矽卡岩型金银铜铁多金属矿床等是本区砂金矿的物质来源。
youdao
- 17. Platinum is found usually as alloys of 80-90% purity in placer deposits or more rarely combined with arsenic or sulfur.
- 通常铂在砂矿中以合金形式存在，其中包含80～90%的纯铂，或者不多见的是与砷或硫结合在一起。
youdao
- 18. The regenerated mineralization of placer gold by thawing action are also proved through simulation, contrast and experiment.
- 并通过模拟对比实验结果，论证了融冻作用使砂金再生成矿。
youdao
- 19. Placer gold samples are rich in light REE, the characteristics of REE contents of which partly inherited from hard rock gold.
- 砂金样品则以较富集轻稀土为特征，稀土元素含量继承了岩金的部分特点。
youdao
- 20. Owing to the metallogenetic inheritance of placer gold and mountain gold, their liquid-inclusion composition are very similar.
- 由于成矿作用的继承性、砂金的气液包体成分同原生的金十分相似。
youdao
- 21. The studied platinum - gold placer occurs in Quaternary alluvial - diluvial a piedmont valley of ultrabasic rocks, Northwest China.
- 该铂-金砂矿产于超基性岩体山前谷地的第四纪冲积-洪积层中。
youdao
- 22. The Luohe gold-bearing Placer was formed by the intensive denudation of the dispersive mineralization of gold in the upper catchpit.
- 洛河砂金矿是在上淤汇水盆地中金的分散矿化被强烈剥蚀下形成的。
youdao
- 23. The writer takes Baishui gold placer as an example and suggests a "synthetic block method"for the calculation of gold placer reserves.
- 作者以白水砂金矿为例，提出合成块段法计算砂金储量的方法。
youdao
- 24. Thailand is one of main countries producing tin in the world, and its ore deposit types are the shallow-sea deposit placer tin in main.
- 泰国是世界上产锡的主要国家之一，其矿床类型主要是浅海沉积型砂锡矿。
youdao
- 25. Thus it will guarantee the primary placer gold sampling and reduce the Labour intensity of workers, in order to raise the drilling efficiency.
- 从而能保证取出原生矿样，并降低工人的劳动强度，实现钻进的高效率。
youdao
- 26. Placer tin deposit in xupu occurs in alluvial sediment of quatemary system and cassiterite chiefly concentrates at the bottom of gravel layers.
- 溆浦砂锡矿床赋存在第四系冲积层中锡石主要富集在底部砂砾石层。
youdao
- 27. Placer tin deposit in Xupu occurs in alluvial sediment of Quatemary SyStem and CaSSiterite chiefly concentrates at the bottom of Gravel layers.
- 溆浦砂锡矿床赋存在第四系冲积层中，锡石主要富集在底部砂砾石层。
youdao
- 28. Placer tin deposit in Xupu occurs in alluvial sediment of Quatemary SyStem and CaSSiterite chiefly concentrates at the bottom of Gravel layers.
- 溆浦砂锡矿床赋存在第四系冲积层中，锡石主要富集在底部砂砾石层。
youdao
- Indonesia is rich in gold placer resources.
印度尼西亚砂金资源丰富。
用作名词 (n.)
用法讲解
- bench placer 阶地砂矿
- placer mining 淘金
- placer gold 砂金
- eluvial placer 残积砂矿,残积矿床...
- concrete placer 混凝土浇注机...
- alluvial placer 冲积砂矿床
- eolian placer 风成砂矿
- buried placer 埋藏砂矿,埋藏矿砂...
- fertilizer placer 施肥开沟器
- hillside placer 山腰砂矿
- placer deposit 砂矿床,砂积矿床...
- beach placer 海滨漂砂矿床,海滨砂...
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