国产无遮挡裸体免费视频,亚洲精品无码久久久久牙蜜区,少妇性饥渴无码A区免费,污污网站18禁在线永久免费观看

  FAW Foundry purchased Sanji 3500T automated die-casting production unit for the automated production of engine cylinder blocks and gearbox housings. This equipment is the product of the “national science and technology major special project” which led by FAW Foundry and jointly implemented by Suzhou Sanji Foundry Equipment Co., Ltd., Tsinghua University, Xi'an Jiaotong University, Central Academy of Mechanical Sciences and others.

                                                                                           3500T Automatic Die-casting Production Unit