结合生产实践,从影响成图精度的几种因素的估算方法入手,比较分析了全数字化测图仪器同模拟测图仪器之间的精度差别。
According to the main factors which affect the mapping precision, it is shown that difference between the digital photogrammetry mapping and analog photogrammetric plotting is comparatively analysed.
为了测图的需要,所有由仪器测定的散列高程点,均可列入高程点这一名称。
For mapping purposes all scattered heights fixed by instrument may be grouped under this heading.
为了测图的需要,所有由仪器测定的散列高程点,均可列入高程点这一名称。
For mapping purposes all scattered heights fixed by instrument may be grouped under this heading.
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