色婷婷成人AV一区二区三,在线操极品尤物,久久久久久超碰偷拍精品,精品少妇中文一区二区,中文字幕第一页在线,久久精品在线观看日韩视频,日本口工视频三区四区,精品人妻一区二,九九热视6在线观看

In order to further improve the practical skills of welding technicians and continuously consolidate the theoretical foundation. From November 14th to 16th, Volvo's first welder skill practical training and certification training class was held at Jinan Tianye Remanufacturing Center, and a total of 9welding technicians from various teams participated in the training.

Before the end of the skills training, the students' learning situation will be assessed.16On the morning of the 9

This training not only provides a platform for students to learn, exchange, promote and advance each other, but also enables students to strengthen their professional technical knowledge and improve their professional quality and ability through this training, laying a solid foundation for skilled talents for the development of the company. The training ended successfully after taking a group photo.