国石

世界各国的国石

The National Stone in the World

一石激起千层浪&再谈评选国石

One Stone Arouse Thousands of Wave

由于我国石漠化的理论研究明显滞后于治理实践，最直接的后果是导致石漠化治理的盲日性和给当地生态环境带来的不确定影响。

Meanwhile , theoretical researches of Rocky Desertification has lagged far behind comprehensive improvement of karst areas in China . This leads to the blindness of controlling rocky desertification and the uncertainty to local ecological environment .

我国石屑资源丰富，所以用石屑代替天然砂配制混凝土可以解决我国天然砂资源短缺的问题，同时有着显著的经济效益和社会效益。

It is rich in China , so the way by which natural sand is substituted by crushed sand in concrete can well solve the problem of the shortage of natural sand resources , and also produce apparent economic and social benefits .

我国电石法PVC的未来环境和对策分析

Analysis on the future of domestic PVC production enterprises adopting calcium carbide process and countermeasures

我国锰矿石深加工现状与问题发展广西水果加工的对策研究

Study on Countermeasure for Further Developing Fruit Processing Industry in Guangxi

我国铁矿石分选新设备的研制和应用

Development and application of new equipments for iron ores separation in China

我国硅灰石矿床成因类型及地质特征

Genetic types and geologic settings of wollastonite deposits in China

我国铁矿石需求预测模型及应用

China 's iron ore demand prediction model and its application

我国宝玉石矿带划分及矿床分类

Zoning and classification of gem ( jade ) mineral deposits in China

我国铁矿石选矿技术发展特点及展望

Development Features and Prospects of China 's Iron Mineral Processing

我国人造石实体面材行业发展战略思考

Study of artificial solid material trade development strategy in China

我国硅灰石产业现状及其表面改性与表征

Status of wollastonite industry and its surface modification and characterization

初论我国观赏石资源的特点与开发前景

Preliminary discussion on the characteristics and mining prospect of Chinese ornamental stones

我国宝玉石业现状及发展前景

Present situations and developing trends about gemstones trade of China

长期以来，我国铁矿石都处于供不应求状态。

For a long time , Chinese iron ore are in short supply .

我国铁矿石进口的战略和对策

On the Strategy and Measures to Take for Iron Ore Import in China

我国铁矿石反浮选技术发展综合评述

Review of the Development of China 's Reverse Flotation Technology for Iron Ore

我国硅灰石及其填充塑料的研究进展

A review of studies on wollastonite-filled plastics in China

我国南方石漠化地区是世界三大石漠化分布带之一。

The south of China stony desertification region is one of the three world zonation .

我国县级石漠化综合治理的思路与技术探讨环江流域综合治理蓄水减沙效益研究

Research on Benefit of Water Reception and Sediment Reduction After Comprehensive Control in Huanjiang Basin

因此，有必要对我国铁矿石行业对外直接投资进行深入研究。

Therefore , it is very necessary to make deep study of the iron ore FDI .

我国锰矿石选矿技术及发展计算机在选矿计量中的应用

Manganese Ore Processing Technology and Its Development in China Computer Application for Measuring in Ore Processing

近年来，我国铁矿石资源短缺已经严重制约了钢铁工业的发展。

Shortage of iron ore resource has seriously restricted the development of iron and steel industry in China recently .

本文介绍了硅灰石的矿物学特性、国外硅灰石作为聚合物填料的应用及其加工技术。并对我国硅灰石填料的发展提出建议。

The mineralogical characteristics of wollastonite , applications and processing technology of wollastonite as polymer filler abroad are reviewed .

以尽快解决我国铁矿石进口定价权缺失的问题。

As soon as possible to solve the problem of lack of import pricing power for iron ore in our country .

本文在预测了本世纪末我国铁矿石进口的基础上构筑了其海运网络。

A sea shipping network is constructed based on the prediction of importation of iron ore in China within this decade .

自秦汉以至清代，我国每石皮粮（如南方的稻谷，北方的粟谷、高粱）的价格为：汉代30&130钱；

From the Qin Dynasty to the Qing Dynasty , the grain price per dan is as follows : Han , 30-130 coppers ;

主要介绍了我国硅灰石资源、生产及应用现状，并对硅灰石的表面改性及其表征方法进行了分析。

The resources , production and application of wollastonite in China were introduced , and the surface modification and the characterization method were analyzed .

详细阐述了国内外铁矿资源现状和我国铁矿石供需现状，运用定性分析和生产/消费弹性系数法对我国铁矿资源供需形势进行了分析。

And using qualitative analysis and production / consumption elastic ratio , supply and demand situation of iron ore resources in China are analyzed .