条件有变加折算，高温九折铜升级”。上述口诀是铝芯绝缘线、明敷在环境温度25℃的条件下而定的。若铝芯绝缘线明敷在环境温度长期高于25℃的地区，导线载流量可按上述口诀计算方法算出，然后再打九折即可；当使用的不是铝线而是铜芯绝缘线，它的载流量要比同规格铝线略大一些，可按上述口诀方法算出比铝线加大一个线号的载流量。如16mm’铜线的载流量，可按25mm2铝线计算。
Wild Heerbrugg AVIOLYT BC2 Analytical Spot Map Plotter
Wild Heerbrugg M7A StereoZoom w/Ring Light & Stand
Wild Heerbrugg M7A StereoZoom w/Ring Light & Stand
HV# Wild Heerbrugg makrozoom 1:5
Leica DIOR 3002S Wild Heerbrugg Surveyor Prismless
Wild Heerbrugg T2 Theodolite 1" Erect Image Late Ver.
Wild Heerbrugg BC4 Astrocamera Astrograph Telescope
Wild Heerbrugg Aerial Camera Aviotar 4/210mm (180x180)
Wild Heerbrugg T2000S Theodolite - MINT
Wild Heerbrugg T1 New Style Optical Vernier Theodolite
Wild Heerbrugg Theodolite Laser System - Excellent
WILD HEERBRUGG T-16 T16 THEODOLITE UPRIGHT IMAGE EX CON
WILD Heerbrugg T16 Theodolite made in Switzerland
