顶管间距  Distance between jacking pipes

冻结管间距  interval of frozen pipes

根管管间峡区  root canal isthmus

管间距  distance between pipes; line spacing; nozzle distance; space between pipes; tube spacing; pipe spacing; row distance between tubes

管间距模拟分析  tube pitch simulation

横向管棚  transverse pipe roof

空心环管间支承  inter-tube ring supporting

埋管间距  Tube pitches; pipe space; distance of embedded pipe

毛管间距  space of drip-lines

排水管间距  drainpipe spacing

盘管间距  coil space

喷管间距  nozzle spacing

纵向管距  depth tube spacing

环间距  ring spacing

谐振环间距  separation distance

横向间距  horizontal interval; horizontal distance; lateral space

正向间距  forward spacing

轴向间距  axial gap; Axial spacing

轴向间距+  Axial spacing