The communication and cooperation between China railway department and their foreign counterparts on nondestructive testing standard, theory, technology and equipment and so on were introduced.

介绍了中国铁道系统与国外铁道同行之间开展的关于无损检测标准、理论、技术及设备等方面的交流与合作情况。

youdao

The communication and cooperation between China railway department and their foreign counterparts on nondestructive testing standard, theory, technology and equipment and so on were introduced.

介绍了中国铁道系统与国外铁道同行之间开展的关于无损检测标准、理论、技术及设备等方面的交流与合作情况。

youdao