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O’zbekiston respublikasi oliy va o’rta maxsus ta’lim vazirligifayl 1622 20210825 (1)
Chapter-3
.
Orientation
3.1.
Oriyentation
.
Determine the direction of the line on the ground ….. 25
3.2.
Rapprochement of meredians. Communication of a true azimuth
with directional a corner and a point …………………..………….. 27
3.3.
Magnetic needle declination. Communication of an azimuth with a
magnetic azimuth ……………………………………….…………. 29
3.4.
Communication of corners of orientation with horizontal corners
31
Chapter-4.The concept of measurement error
4.1.
Kinds of measurements and their error ………………………...…. 34
4.2.
Mean and mean-square errors ………………………………….….
36
4.3.
Critical error.Relative errors ………………………………….…… 38
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