202
α
2
2
1
2
cos
⋅
−
=
D
N
N
IP
KA
α
2
2
1
2
sin
⋅
−
=
D
E
E
IP
KA
Bearing
from
IP1
to
IP2
⇒
=
α
2
322°07
′
30.1
″
=
N
KA
2
1300
–(
‐
182.468)
*
cos
322°07
′
30.1
″
=
1444.032
m
=
E
KA
2
1750
–(
‐
182.468)
*
sin
322°07
′
30.1
″
=
1637.976
m
⑽
Calculation
of
coordinates
BC
，
EC
which
is
ARC
(IP1,IP2,EP)
Arc
length
IA
R
CL
⋅
=
IA=
95°52
′
11
″
CL
=200
*
95°52
′
11
″
*
180
o
π
=334.648
m
=
⋅
=
)
2
tan(
IA
R
TL
200
*
tan(95°52
′
11
″
/
2)
=221.615
m
Each
coordinates
are
computed
：
α
2
2
cos
⋅
−
=
TL
N
N
IP
BC
α
2
2
sin
⋅
−
=
TL
E
E
IP
BC
α
3
2
cos
⋅
−
=
TL
N
N
IP
EC
α
3
2
sin
⋅
−
=
TL
E
E
IP
EC
here:
α
2
(Bearing
from
IP1
to
IP2)
=
322°07
′
30.1
″
α
3
(Bearing
from
IP2
to
EP)
=
57°59
′
40.6
″
=
N
BC
1750
‐
221.615
*
cos322°07
′
30.1
″
=1575.068
m
=
E
BC
1400
‐
221.615
*
sin322°07
′
30.1
″
=1536.058
m
=
N
EC
1750
–(
‐
221.615)
*
cos57°59
′
40.6
″
=1867.456
m
=
E
EC
1400
–(
‐
221.615)
*
sin57°59
′
40.6
″
=1587.929
m
The
calculated
results
display
as
below
:
Содержание NTS-960R
Страница 1: ......
Страница 2: ...Operation Manual NTS 960R Series Electronic Total Station SOUTH SURVEYING MAPPING INSTRUMENT CO LTD...
Страница 11: ...4 1 NOMENCLATURE AND FUNCTIONS 1 1 NOMENCLATURE...
Страница 12: ...5...
Страница 214: ......
