冲突、战争与和平犯罪、法律与司法经济、商业与金融DGCA mandates twin pilot operations from Monday, chopper operators threaten to suspend Char Dam flightsTimes of India·3 个来源·阅读 1 分钟·4天前·归档于2026年11月1日Chamoli districtChamoli district, UttarakhandChar DhamChar Dham helicopter operatorsChopper crashChopper operatorsDGCADelhiDirectorate General of Civil AviationDirectorate General of Civil Aviation (DGCA)Himanshu SabharwalJoshimath valley报告问题