river-crossing leveling

常見例句

Long distance river-crossing leveling is an important job in the elevation control of the long-span bridge construction.
針對特大跨徑橋梁高索塔施工中精密高程傳遞要求，闡述了四種豎向高程傳遞的方法及作業(yè)措施。
Long distance river-crossing leveling is an important job in the elevation control of the long-span bridge construction.
長距離跨河水準(zhǔn)測量是特大跨徑橋梁建設(shè)中高程控制的一項重要內(nèi)容。
This paper introduced the field selection, field planning, vane production, observation methods, and record format of river-crossing leveling in detail.
詳細(xì)介紹了光學(xué)測微法跨江水準(zhǔn)測量方法、場地選擇、場地布設(shè)、硯板制作、觀測方法、記錄格式等內(nèi)容。