leveling rod

同根派生

The movable target on a leveling rod.
視準(zhǔn)器水準(zhǔn)尺上可移動(dòng)的目標(biāo)
The sliding sight on a surveyor's leveling rod.
標(biāo)板:勘測水準(zhǔn)標(biāo)尺上的滑動(dòng)觀測器。
On Stability of Length of Meter Level Rod with Lever Structure
關(guān)于杠桿結(jié)構(gòu)式精密水準(zhǔn)標(biāo)尺的尺長穩(wěn)定性問題
Examination of Digital Level Gauge and Leveling Rod and Analysis on Accuracy
數(shù)字水準(zhǔn)儀及水準(zhǔn)尺的檢定與精度分析
ON THE LONGTH CORRECTION OF LEVELLING ROD
關(guān)于水準(zhǔn)標(biāo)尺長度改正的探討