Cloisonne - enameled in black, 24 k gold electroplate ( back is all gold ).景泰蓝,搪瓷黑色, 24K金电镀 ( 背面是所有黄金 ).Thus, the aprotic non - aqueous solvents may be used to electroplate these materials.因此, 可考虑在极性非水溶剂中制备稀土及其合金膜.The ti...
集团化是我国旅行社以后发展的必要趋势.China Travel Service Group is the need for future development trend.如果决定走集团化的道路,那就要迅速行动, 抢占先机.If you decide to go of, swift action, we can act quickly.集团化是旅游业发展的必然趋势.Collectivization is the inevitab le...