Opening technical exchange hotline, professional answer about heat treatment and all kinds of steel issues.
开通技术交流热线，专业解答有关热处理及各种钢材问题。
Welcome more enterprises to schedule your product news conference and technical exchange during the exhibition.
欢迎更多企业将产品新闻发布会及技术交流会安排在展会同期召开！
Drawing interpretation and transformation are a difficult problem in international economic and technical exchange.
国际经济技术交流中，图纸翻译转化是一大难题。
Drawing interpretation and transformation are a difficult problem in international economic and technical exchange.
国际经济技术交流中，图纸翻译转化是一大难题。
应用推荐