| |||
leveling stif | |||
graduated measuring rod; graduated staff gauge | |||
levelling staff | |||
level pole | |||
grade rod; leveling pole; leveling staff | |||
object staff | |||
target levelling staff; levelling pole; level staff; staff gage; staff gauge; surveying rod | |||
| |||
leveling staff |
水 准 标尺 : 25 phrases in 5 subjects |
Architecture | 3 |
Engineering geology | 3 |
Hydroelectric power stations | 4 |
Oil / petroleum | 1 |
Technology | 14 |