ST. PETERSBURG, June 19 (Xinhua) -- Each Russian spends an average of 5.5 hours daily on their smartphone, while young people spend almost 7 hours daily, said Alexey Goreslavsky, head of Russia's ...

JAKARTA, June 19 (Xinhua) -- Mount Raung in Banyuwangi Regency, Indonesia's East Java province, erupted on Thursday, prompting a flight alert, the country's Volcanology and Geological Disaster ...

应用于EPE结构胶膜中间层时，陶氏ENGAGE™ PV POEs显著提升POE的交联度保持率。即使在中间层减薄的设计趋势下，仍能维持优异的凝胶含量，为组件的长期稳定性提供坚实保障。 返回搜狐，查看更多 ...