导线铁塔间最小间隙
minimal conductor to tower clearance
矿料最小间隙率
Minimum Voids of Mineral Aggregate
气门与活塞最小间隙
Minimum Clearance of Valve Relative to Piston
小间隙井
Small annular apace borehole
小间隙自动车钩
small clearance automatic coupler
窄间隙小井眼固井
slim-hole cementing of narrow clearance
最小间隙组调度
Smallest gap group scheduling
带电导线的最小对地空气间隙距离
the minimum air gap distance to the ground of the energized conductor