placer deposit
[地质] 砂矿床
常用释义
英式发音
美式发音
基本释义
- [地质] 砂矿床；砂积矿床；砂砾矿床
例句
-
1·Placer deposit is highly developed in USSR.苏联的砂矿矿床比较丰富。
-
2·A middling placer deposit of tin has been discovered in Jiudaowan district.九道湾地区已发现中型砂锡矿床。
-
3·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。
-
4·Then, dispersal gold placer within the intermediate store body was enriched in gravel bed of detention in river bed after many times intermittent elevation, and the gold placer deposit was formed.当地壳多次间歇性上升后，使砂金中间储存体中分散的砂金集中富集在河床滞留砾石层中，从而形成砂金矿床。
-
5·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。
-
6·At last, exploring guides for placer gold deposit are pointed out on the base of study of gold source, placer gold distributive features and enrichment law.结合金的来源、矿床的分布特征和富集规律，指出了该区今后砂金找矿方向。
-
7·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。
-
8·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。
-
9·The basin was filled with thick sediments of Quaternary lake and alluvial facies and accumulated with tin placer which is locally enriched to be commercial deposit.盆地中充填有第四纪湖相-冲积相厚层沉积，有砂锡聚集，局部富集成矿床。
-
10·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。