placer的意思|示意
n. 冲积矿；放置者
n. （Placer）人名；（捷）普拉采尔；（西）普拉塞尔
placer的用法详解
placer是一个英语单词，可以表示\"放置\"、\"安置\"、\"安排\"、\"使就位\"等含义。具体用法如下：
1.动词用法：
(1)placering用来描述一种采矿行为——在河流或河岸的沙石中搜索黄金等贵重金属。
例句：The prospector spent weeks placer mining in the riverbed, but found only a few flakes of gold.
(2)placery表示安置或摆放某物以便方便使用。
例句：She always places her glasses on the bedside table, so she can find them easily in the morning.
(3) place sth. somewhere 表示把某物放在某处或安排某物在某处。
例句：I placed the dishes in the dishwasher to be washed.
(4) place sb./sth. in a position 表示安排或使某人或某物处于某个位置。
例句：The boss placed John in charge of the new marketing campaign.
2. 名词用法：
(1) placer deposit 用来描述一种地质资源——在水流或泥沙中发现的贵金属矿床。
例句：The company discovered a new placer deposit in the riverbed, which contained a large amount of gold.
总之，placery这个单词的用法十分灵活，主要根据具体的语境来判断其含义。
placer相关短语
1、 placer gold 砂金；沙金
2、 placer deposit 砂矿床；砂积矿床；砂砾矿床
3、 placer mining 砂矿开采；淘金
placer相关例句
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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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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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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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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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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