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  • 隔膜泵介绍

    2009-10-13 11:06:24

    隔膜泵介绍
    隔膜泵已经在石油、化工、食品、电子 、陶瓷、纺织等系统单位采用,按轩在各种特殊场合,用来抽取各种常规泵不能抽吸的介质。取得了满意的效果。然而,气动隔膜泵发展的应用潜力,还不为很多人所知。显微镜隔膜泵也叫气动双隔膜泵或气动泵是一种新型输送机械,采用压缩空气为动力源,对于各种腐蚀性液体...
  • 金相显微镜的用途

    2009-10-13 11:06:05

    金相显微镜的用途
    金相显微镜的用途主要用来观察金相组织的专业仪器,是专门用于观察金属和矿物等不透明物体金相组织的显微镜。这些
    不透明物体无法在普通的透射光显微镜中观察,故金相和普通显微镜的主要差别在于前者以反射光,而
    后者以透射隔膜泵光照明。金相显微镜具有稳定性好、成像清晰、分辨率高、...
  • 国内外不锈钢管生产技术发展趋势

    2009-10-13 11:05:46

    国内外不锈钢管生产技术发展趋势
    近20年来,世界各国的不锈钢管生产有了很大发展,工艺技术和装备水平都有很大提高,国外不锈钢管生产发展的主要特点是采用新工艺和新设备来提高产量、扩大品种,采用自动控制和无损探伤以改善和保证产品质量?因此,近年来在新建和改扩建的不锈钢无缝管车间、焊管车间和冷轧冷拔车问...
  • 螺杆泵的基本工作原理

    2009-10-13 11:05:21

    螺杆泵的基本工作原理
    一、 螺杆泵概述
    螺杆泵是利用螺杆的回转来吸排液体的。螺杆泵中间螺杆为主动螺杆,由原动机带动回转, 两边的螺杆为从动螺杆,随主动螺杆作反向旋转。主、从动螺 杆的螺纹均为双头螺纹。
    由于各螺杆的相互啮合以及螺杆与衬筒内壁的紧密配合,在泵的吸入口和排出口之间, 就会被分...
  • 进口轴承介绍

    2009-10-13 11:04:57

    进口轴承介绍
    无论产地在阿根廷、奥地利、巴西、中国、法国、德国、印度、印尼、意大利、日本、韩国、马来西亚、墨西哥、荷兰、南非、西班牙、瑞典、英国或美国,SKF都能生产同样高质量水平的轴承。 SKF轴承用的钢材,进口轴承超过80%由SKF的炼钢厂提供,保证原材料的高质量。
    所有重要器材均由SKF设计及组合,...
  • As a leading online tour operator

    2009-10-13 11:04:33

    As a leading online tour operator
    in China, itourschina.com offersnike shoes several custom tours made especially for you and will provide you the best opportunity to see China! Our tours of China are designed for all types of travelers with any kind of budget. Try it out! Your enjoyment is ...
  • China Travel Service Head

    2009-10-13 11:04:06

    China Travel Service Head
    Under administration of China Travel Service Head Office Co., Ltd (abbreviated as CTS), China Travel Solution positions itself as a reliable China travel online booking website, which is specializednike shoes to provide diverse authentic China tours, join-in tour, ...
  • WHY WASTING YOUR TIME!!!

    2009-10-13 11:03:13

    WHY WASTING YOUR TIME!!!
    You have came to the right website of the latest and coolest famous apparels of today's fashion. At Myretrokicks.com, you will dress for less and IMPRESS, walking in styles always. We carry manyJordan shoes different HOT styles of apparels and colors shoes of today's...
  • 1 Who is Jordanonsale

    2009-10-13 11:02:16

    1 Who is Jordanonsale
    Jordanonsale.com. Factory based nike shoesInternet retailer & wholesaler of brand name sneakers, Like Nike, Air Jordans, Adidas, Reebok, Puma, K-Swiss, Gucci, Prada and other popular brand names. We specialize in urban style. sneakers and professional athletic shoe...
  • About us

    2009-10-13 11:01:13

    About us
    Wholesale Shoes, nike shoesBuy Cheap Nike Shoes, Air Shoes, Shox Shoes, New Jordan Shoes, Gucci Handbags.
    1. Q: How to buy? A: It is easy to do. You just visit our homepage "Order Step" on the website, then e-mail to tell us which is available and which is not, and also the pay...

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  • 访问量: 230
  • 日志数: 10
  • 建立时间: 2009-10-13
  • 更新时间: 2009-10-13

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