少妇被又大又粗又爽,91久久在线,久久爽av亚洲精品天堂系列图片,国内精品偷拍

Chinese | English

Company News

Our Company Held Research Project Concluding Meeting
AddTime:2019-5-31 14:02:14  Author:  From:  Hits:2435

 

The company researchers held the developed meeting in the morning of March 26th, Our general manager Mr.Wang and chief engineer professor Gao Jinping attended the meeting. The meeting chaired by Lv Benzheng, the deputy director of the Research Institute , the main content of the conference: to report and review the two  concluding projects , and discussed the next research direction.
 
The two concluding projects: "drilling fluid with high temperature resistance of modified starch Dual Red" and "high softening point of cationic emulsified asphalt YRL". Our researchers made a detailed report on the progress and achievements with a large number of experimental data. Company leaders listened to the report, and gave researchers relevant guidance in the light of some problems existing in the report,  researchers clarified the key points of the research.
 
Subsequently, the participants discussed research and development direction on new products and new technology, summed up the further research topic. Our general manager MR.Wang stressed that researchers must broaden the development ideas, to know more about the situation at home and abroad and the necessity of each technology, to search new research methods and new ideas from the professional literature. The meeting has the important guiding significance in clarifying our company’s science and technology projects of the year 2014 , promoting the company technology development and improving the competitiveness of new products.
Provide the highest quality products and services to customers worldwide
Committed to becoming an international first-class oilfield chemical supplier
Contact Us
国产AV永久无码精品网站| 国产精品一级无码久久久| 欧美日韩在线视频一区二区| 果产婬片Av片久久久久久| 婷婷在线伊人| 欧美bbbb大尺度做爰| 欧美成人精品第一区二区三区在线| 狠狠综合久久一区二区| 九月丁香| 九九视频在线| 久久中文网| 人人狠狠天天夜夜| 雅虎午夜影视在线看| 国产毛片精选久久| 久久综合九色综合国产| 欧美日韩在线色| 少妇aⅴ| 99热99热| 亚洲国产精品国自产拍久久| 婷婷丁香在线| 97精品国产97久久久久久免费| 精品国产一区二区三区国产区| av天天看| 中文字幕在线视频免费播放| 亚洲青青草无码一区| 17cao.com| 黄色视屏网站| 久久人人 码一区| 精品永久久福利一区二区| 亚洲一级AV在线| 成人亚洲无码免费在线观看| 伊人精品无码一区二区三区电影| 涩爱亚洲网址| 涩涩涩国产av剧情| 麻豆成人91精品二区三区| 欧美男女做00| 久久夜色精品国产噜噜av| 久久中文字幕免费播放| 久久AV无码高清| 最新亚洲AV无码日韩区爽| 久久成人在线|