【摘要】 根据数字水准仪倒尺测量的特点,研制出了一种可折卸倒悬式铟钢尺挂件,在确保测量精度的同时,有效提升了测站点的相对高差,并减少了设站次数。更多还原

【Abstract】 According to the characteristics of digital level inverted ruler measurement, a kind of detachable inverted indium steel ruler hanging piece is developed, which can effectively improve the relative difference of measuring stations and reduce the number of stations set up while guaranteeing the measurement accuracy.更多还原