国产乱XXⅩXX国语对白_无码专区人妻系列日韩精品_a4yy无码国产福利在线观看_中精品露脸国产偷人在视频_污动态真人无遮拦视频_免费欧美黄片一级_欧美日韩成年人网站_欧美综合自拍亚洲综合图_久久狠狠爱亚洲综合影院_国产gv天堂亚洲国产av刚刚碰

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