第23届中国金融国际年会（China International Conference in Finance, ...

在当代绿色化学的发展浪潮中，生物催化技术因其环境友好、反应条件温和等优势备受关注。其中脂肪酶（Lipase）作为"多才多艺"的生物催化剂，不仅能水解酯键，还能催化aldol缩合、Michael加成等非天然反应。然而，传统合成4-氨基-3,5-二氰基邻苯二甲酸酯类化合物的方法往往需要强碱催化剂和有机 ...

Luoyang launches full bearing series for world's largest ring rolling mill “超级关节”再突破 全球最大辗环机全系列轴承在洛阳下线 On July 9, Luoyang Bearing Group Co.,Ltd. achieved a manufacturing milestone by producing the ...

A cooperation and exchange symposium was held in Room 308 of Hanqing Hall. Zhang Hao, Deputy Secretary of the NEU Party Committee, and Liu Yanhui, Assistant to the President, attended the symposium.

"Two days ago, a cargo ship carrying our company's export shipment of all-steel radial tires for trucks and buses left Qingdao for Ecuador," Wang Yanmin, Foreign Trade Manager of Aeolus Tyre Co Ltd ...

Amid global economic uncertainties, Henan's foreign trade has shown remarkable resilience and adaptability. According to Zhengzhou Customs, the province's total import and export value reached 343 ...