久久久综合香蕉尹人综合网-麻豆一区二区在我观看-国产成人a视频高清在线观看-玩弄人妻少妇精品视频-日本在线视频www鲁啊鲁

四川礦山

Service hotline:18989281813
Home>News>News List

News List

  1. 2013-11-27

    Important considerations when purchasing a jaw crusher The size of the opening into the crushing chamber. Two numbers, such as 24X36, commonly describe this. Where the opening between the top of the front and rear jaw plates is 24”, and the width between the side cheek plates would be 36”. The width number is directly related to the production capacity, while both numbers will provide guidance for what the maximum size of rock that can be fed to the crusher. Typically you would not want to feed the crusher rock that is larger than 90% of the maximum opening.

  2. 2013-11-27

    Gansu found three rare large independent scandium ore "In the newly discovered three scandium in the mine, only Sun Guling scandium 1, after a preliminary evaluation of the surface and a small amount of drilling control validation, proved reserves in more than 94 tons, circle the scandium ore article 51. In the process of mineral exploration, engineering and technical personnel developed suitable for this kind of mineral smelting and processing of mineral resources, to provide technical basis for the development and utilization of scandium ore resources in China." Responsible for the management review work of the Chinese academy of engineering soup neutral said.

  3. 2013-11-25

    1 - October 2013 the national mining equipment production presentation In October 2013, the production of mining equipment, 579500 tons, fell 10.46% year on year; October 1, 2013, the national special equipment of mine 5.4509 million tons, down 5.67% year-on-year.

  4. 2013-11-21

    New progress was made in golmud big ditch fe polymetallic census New progress was made in golmud big ditch fe polymetallic census. The second geological brigade to undertake the project by the provincial bureau of nuclear industry, in the exploration area identified five gold mineralization alteration zone, 2 to 5.2 km long, 1 to 10 meters wide, value 0.5 g and 0.5 g/ton. Through the five gold mineralization alteration zone engineering and verification, the current identified nine gold orebody, eight zinc ore body and 1 the copper body, at the same time delineating gold, zinc and copper () to the deep change in the width, the trend of the rich and accompanied by such as lead, silver polymetallic deposits. Preliminary project personnel think the area is looking for tectonic altered rock type gold deposit prospecting prospect, and in the future prospecting polymetallic attaches great importance to the periphery.

  5. 2013-11-20

    Chinas coal machinery equipment manufacturing industry growth in the next 10 years Mechanical equipment manufacturing industry in the next 10 years, our country coal will remain a certain rate of growth. Sichuan mining group specializing in the production of building materials, metallurgy, petrochemical, mining, for cableway, coal mine machinery, electric power equipment, etc. Is wholly state-owned large enterprises, the top 20 building materials enterprises in China, the western region of China cement building materials equipment, metallurgical mining equipment leading enterprises, the existing staff 2000 people, has a perfect design, technology, manufacturing, quality control, product service system.

  6. 2013-11-19

    SMMG attended the 18th Arad Lnternational Cement Conference and Exhibition 18th Arad Lnternational Cement Conference and Exhibition

  7. 2013-11-19

    ZhongJi association of machinery industry development in our country Heavy machinery industry is an important part of the machinery industry, industry sales output value of nearly 1 trillion yuan in 2012. Sales value account for 5.5% of the mechanical industry. Products including mining machinery, metallurgical machinery, heavy forging machinery, material handling, lifting transportation machinery and equipment and major technical equipment required for manufacturing large castings and forgings, a total of 21 categories of more than 4200 varieties. Mainly for the mining, coal, steel, non-ferrous metal, electric power, petrochemical, port and ships, aerospace, energy, transportation, raw materials products and major technical equipment for basic industries. In recent years with the improvement of peoples living standard, some products are also directly to the consumption field service (passenger ropeway, mechanical three-dimensional parking equipment, etc.).

  8. 2013-11-18

    Ball mill outlook open efficient will be the development direction With the development of mining industry in China, more and more is also high to the requirement of grinding equipment, especially the ultrafine grinding. When the ore resources more and more access to all walks of life, of the ball mill this shearing section.at fine technology will bring a big change building materials industry. And this change will greatly promote the development of ultra-fine powder processing technology in China. In addition, some of our country mining machinery of large enterprises spend a lot of money every year to develop our own powder processing application and research aspects of the product. Especially in recent years has become a scientific research institutions and professional companies the main attack direction in the development and research.

Total:222????Page:19/28

主站蜘蛛池模板: 国产又色又爽无遮挡免费| 国模少妇一区二区三区| 99久久精品无码一区二区三区| 夜夜高潮天天爽欧美| 中国真实偷乱视频| 狠狠躁日日躁夜夜躁2020| 亚洲中文字幕无码永久免弗| 国产一区二区三区小说| 久久精品国产精品| 玩弄人妻少妇500系列视频 | 久久久无码一区二区三区| 国产免费视频精品视频| 亚洲国产成人精品av在线| 无码av天天av天天爽| 精品国精品无码自拍自在线| 久久久久久毛片免费播放| 波多野结衣高清一区二区三区| 色一情一乱一伦一区二区三区| 欧美精品一国产成人综合久久| 欧美熟妇性开放| 丁香激情综合久久伊人久久| 玩弄japan白嫩少妇hd| 99久久婷婷国产综合精品 | 香蕉蕉亚亚洲aav综合| 欧美成人精精品一区二区三区| 久久久久久久久蜜桃| 亚洲国产成人va在线观看天堂| 久草原精品资源视频| 国产精品久久久久久人妻精品动漫| 脱岳裙子从后面挺进去在线观看 | 亚洲v欧美v国产v在线观看| 亚洲精品色午夜无码专区日韩| 18无码粉嫩小泬无套在线观看| 狠狠cao日日橹夜夜十橹| 色翁荡息又大又硬又粗又视频图片| 尤物av无码色av无码| 女人被狂躁60分钟视频| 国产综合色产在线精品| 欲香欲色天天综合和网| 99久久精品美女高潮喷水| 日本成熟老妇乱|