双层

• An average double - decker bus is about 10 metres long
  40米60米一辆普通双层巴士长约10米。
• Ok . double cheeseburger , hold the pickle
  好双层起司汉堡不要酸黄瓜
• Nonlinear vibration of heated bimetallic thin circular plates
  受热双层金属圆板的非线性振动
• Double race or bi - level swivel and rigid industrial casters
  双轮或双层旋转和刚性工业用脚轮
• Double glazing is often a good selling - point for houses
  镶有双层玻璃门窗的房子往往好出售
• Double wall polyethylene pipes for water supply
  给水用双层壁聚乙烯管
• Presents emphatically the application of double skin facade
  着重介绍了通风双层幕墙的应用。
• Double epoxy - coated round copper magnet wire
  双层环氧漆包圆铜电磁线
• The system of unified management combined with independent management
  统分结合的双层经营体制