Code, Standard, Specification and Software Consultants全球代码、标准、规范和工程软件咨询 http://www.standard.3ge.com.cn/Exhibit.aspx If you have related STD or Specification, Engineering Software, We could Discuss and Exchange it by E-mail, MSN or QQ! 如果您有相关标准规范，我们可以交流和交换！ Best Regards Sam Sun Globalspec Consultants E-mail: globalspecification@hotmail.com