River placers, River quarry, acquisitions and marketing.
河砂矿, 河石矿, 收购和销售。
PROSPECTING DIVISION OF HEAVY PLACER MINERALS IN SURFACE SEDIMENTS OF THE SOUTHERN NANSHA TROUGH AND ADJACENT SEA AREA
南沙海槽南部表层重砂矿物及其成矿远景
As one kind of replacer of sugar, sugar alcohol is used widely in food industry in abroad.
因此国外把糖醇作为食糖替代品，广泛应用于食品工业。
THE HISTORY OF GOLD PLACER IN ALTAI MOUNTAINS
阿尔泰山采金史略
Gold ores mined in ancient times were divided into placer gold and hill gold.
古代采金分砂金和山金。
Geological features of placer tin anomaly zones in Yunnan
云南锡石自然重砂异常带的地质特征
Application of the appraisal of heavy placer gold to the preparation of gold ore specimen.
重砂鉴定在金矿制样中的应用
Study on automatic control of mining and mineral processing for beach placer.
海滨砂矿采选工艺自动控制的研究
COMPREHENSIVE UTILIZATION OFTAILINGS FROM THE GOLD PLACERCONCEN TRATORS LOCATED IN THEYUEHE RIVER BASIN,SOUTH SHANXI
陕南月河流域砂金矿选厂尾矿的综合利用
Preliminary research in littoral placer gold in Eastern Laizhou Bay of Shandong Peninsula
山东半岛莱州湾东部滨海砂金矿初步研究
Anjiacha gold deposit is a bedrock gold deposit which was discovered by tracing placer gold.
安家岔金矿床是由砂金追根溯源而找到的矿床。
hydraulic pump placer.
液力泵喷浆机
spring hanger bushing replacer
弹簧挂钩衬套换装器
A Study of Using Milk Replacers for Dairy Calves
代乳粉用于早期断奶犊牛的效果研究
The recent advances of soy protein in milk replacer of calves
大豆蛋白在犊牛代乳料中的应用研究进展
A Study on the Effect of Different Processed Soybean Flours in Milk Replacer on Calves
不同处理大豆粉在犊牛代乳粉中的应用研究
Study on application of the milk replacer in early weaned technology for calves
代乳粉在犊牛早期断奶技术中应用的试验研究
Study on Effects of Milk Replacer on Growth Performance and Development of Digestive Organ in Calves
代乳粉对犊牛生长性能及消化器官发育影响的研究
Effect of Different Plant Protein Contents in Milk Replacers on Immune Indexes of Weaned Dairy Caves
不同比例植物蛋白代乳粉对早期断奶犊牛免疫指标的影响
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。
Grain Size Comparison of Placer Gold in Exploration and Mining and its Effect on Exploration Grade
砂金粒度探采对比及对砂金勘探地质品位的影响
Lead Isotope Composition and Sources of Trace Lead in Placer Gold of the Hunchun River Valley
珲春河流域砂金中微量铅同位素组成及其来源
The checking computation of structural size of gold dredge in mining of gold placer
砂金矿采金船开采结构尺寸验算
The production of placer gold main includes two details which are gold dredger and island concentrator.
砂金生产主要包括采金船和岸上选厂两大环节。
The HEISLER Lid Placers are designed to dispense, position and seal lids on filled containers.
该封盖机用于分发、放置和密封已填充满的容器的盖子。
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