timco造句

• After several years development , sem . test gets our independent standardized laboratory recognized by the authoritative certification institution of tuv rhineland timco engineering and ul etc . the founding of sem . test compliance is to apply professional product emc , rf , safety and rohs testing and certification service for product quality meeting the standard s requirements
  3 .先进的实验设备sem . test测试设备来自专业的世界知名品牌，主要有美国agilent , hp , ketherly ,丹麦k b ,德国r s和中国的aino系列品牌，为测试的精确性提供可靠的数据保障。