各国运动员共赴冰雪之约_少妇无套内谢久久久久_在厨房被c到高潮_国产97精品无码a片在线看密_97无码欧美熟妇人妻蜜_高清下载+bt天堂_东北寡妇特级毛片免费_亚洲自拍另类小说_这个他并不怕

JOB

Focus on the design concept and technology of the ball valve

In order to help enterprises solve technical problems in production and scientific research, cultivate and introduce high-quality talents, and improve the research and development capabilities and core competitiveness of new products. Through the establishment of a cooperation platform, communication and cooperation information, and extensive cooperation with universities, research institutes, "hands-on", marriage and other technical and intellectual cooperation. A number of intellectual co-construction projects have achieved important results and improved the independent innovation capability of enterprises.



中文 Online Message Contact us Mailbox
Copyright ? Zhejiang Tongli Transmission Technology Co., Ltd 2019 . All Rights Reserved
ICP備案編號:浙ICP備14016119號-1