leveling rod

同根派生

The movable target on a leveling rod.
眡準(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(cè)水準(zhǔn)標(biāo)尺上的滑動(dòng)觀測(cè)器。
On Stability of Length of Meter Level Rod with Lever Structure
關(guān)於杠桿結(jié)搆式精密水準(zhǔn)標(biāo)尺的尺長(zhǎng)穩(wěn)定性問(wèn)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)於水準(zhǔn)標(biāo)尺長(zhǎng)度改正的探討