2015年以来,春运全程客运量总体维持小幅增长趋势6wX4春节错期是春运上半程运量3vHK滑的主要原因gl2a
2017hasbeenquitetheyearforthecopperindustryaroundtheworld.Aswelookforwardto2018,wewillbewatchingthesetopfivekeyindustrytrends.