拱形

• Tall trees arched across the river
  高大的树木成拱形横跨过那条河
• The king asked him to design a palace roofed with an arch
  国王叫他设计一座屋顶是拱形的宫殿。
• On top of the arch , there would be an artificial arctic bear
  拱形的顶部，又一只人造的北极熊。
• Transmission characters of electric magnetic wave in arch tunnel
  半圆拱形隧道中电磁波的传播特性
• Specification and type for conventional domed metallic bursting discs
  正拱形金属爆破片型式与参数
• Study on shock characteristics of the arch type steel wire isolators
  拱形钢丝绳隔振器冲击特性研究
• " whether it ' s the arch o ' your back or the sun o ' your smile ,
  不管是你的拱形后背还是你灿烂的笑容
• A series of arches supported by columns , piers , or pillars
  拱形建筑物由柱、桥墩或台柱支撑的一系列拱
• On - the - spot repair technique for yielding support under pressure
  承压状态下拱形可缩支架的现场修复技术
• Standard specification for intrusion resistant generic vault structures
  一般拱形结构的抗侵入性的标准规范