middling是什么意思

网络释义

用法例句

Experimental study on treatment methods for floatation separation middlings in Donganshan sintering plant;

东鞍山烧结厂浮选中矿处理方法的试验研究

Research on the Middling in Reverse Flotation of Magnetite by Flotation Column;

磁铁矿浮选柱反浮选中矿的研究

This paper describes the experimental investigation on the pressure leaching process of middling from floatation process of low-grade nickel sulfide ore.

进行了低品位硫化镍矿选矿中矿的加压浸出试验研究,重点考察了初始硫酸用量、氧气压力、浸出温度、浸出时间、搅拌速度和液固比对镍浸出率的影响;在最佳工艺条件下,浸出渣中镍含量平均为0。

Discussion on development countermeasures of China's mining industry based on international mining industry development trend;

从国际矿业发展趋势谈中国矿业发展对策

According to the present stitutation of middle and small coal mines in our country,all kinds of existing problems are analyzed.

根据我国中小煤矿现状,针对存在的各种问题进行分析,提出了改革采煤方法、推广无煤柱开采、加强地质工作、衰老矿井资源挖潜等节约煤炭资源的有效途径。

There are many middle and small coal mines in this county and it\'s economy is supported by coal production.

陕西省咸阳市旬邑县是煤炭资源丰富,中小煤矿企业比较多、以产煤为县域经济支撑的小县城,通过多年来对煤矿的监督监管及到山东、陕西、山西、贵州、云南等大部分地区考察,寻找到中小煤矿事故多发的原因,从而提出对策,能够给其他地方中小煤矿安全生产提供参考,但是也要清醒的认识到我国中小煤矿矿难频繁发生的复杂性、长期性、艰巨性,发动全社会来解决,使我国不仅是采煤大国更是采煤强国

STUDY ON PRESSURE LEACHING OF MIDDLING FROM FLOATATION PROCESS OF LOW-GRADE NICKEL SULFIDE ORE

低品位硫化镍矿选矿中矿加压浸出试验研究

mining and oredressing technique in ancient China

中国古代采矿、选矿技术

To extract from a mine or from mined ore.

开采从矿或矿石中提取

mining administration and mining industry in ancientChina

中国古代矿政和矿业

extract (ore) from a strip-mine.

从露天煤矿中开发矿石。

The miners wound up ore from a mine.

矿工们用绞车从矿坑中吊出矿石。

Pulp Potential during Lead-zinc-iron Sulfides Grinding

铅锌铁硫化矿磨矿过程中的矿浆电位

Regional Mineral Resources Development Centre

区域矿物资源开发中心(矿发中心)

On Crisis Management of Accidents in Chinese Coal Mines;

中国煤矿矿难中的政府危机治理研究

Naturally occurring mineral water, as at a spa.

矿泉水自然出产之矿质水，如矿泉中的水

To remove minerals or mineral salts from(a liquid).

使脱矿质，除盐（从液体中）移走矿物质或矿物盐

METALLOGENIC REGULARITY AND PROSPECTING POTENTIAL OF OXIDIZED MN DEPOSITS IN LANCANG GROUP, SW YUNNAN

滇西南澜沧群中氧化锰矿成矿规律及找矿前景

Organic Mineralization of Lead-Zinc Deposits in Devonian System, Xicheng Ore Field

西成矿田泥盆系铅锌矿床中的有机成矿作用

The Regularitis of the Mineralization Enrichment and Ore Prediction of the Xiaoshuijing Gold Deposit in Middle Yunnan;

滇中小水井金矿床矿化富集规律及找矿预测

Research on Ore-formation and Ore-controlling Structure of Zhongshangou Gold Deposit in Chongli County, Hebei Province

河北崇礼中山沟金矿成矿控矿构造研究

The Application of the Surpac Mineral Software in the Mining of Jiaojia Gold Mine

Surpac矿业软件在焦家金矿采矿技术中的应用

Study on retrieve ilmenite ore from tailings of certain separation iron

从某铁尾矿中回收钛铁矿选矿试验研究

The Ore-controlling Structures and the Regularitis of the Mineralization Enrichment of the Xiaoshuijing Gold Deposit in Middle Yunnan

滇中小水井金矿床控矿构造与矿化富集规律