ホーム > Term: optical centering device
optical centering device
An optical device that enables a theodolite to be accurately positioned over or under a survey station.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
0
作成者
- ed.young
- 100% positive feedback
(Milwaukee, United States)