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2-5 Applied Calculations
Display
Calculation example
Setting
Key operation
Volume of a sphere
V
=.i..
7Tr
3
II!II
Lv..
.
3
5a3a0180~
r
= 5
~4
G
3
0
523.5988
(7T
can be obtained by depressing )
180B·
Water supply calculation
jA-sin
e
.-
II!II
Lv.. ,
d=
-
2G 45 8 0 =
2-cos ()
e
lA-sin
e
3.8 0 4 5=GIII
b = 2tan
2 2-cos ()
0 a 0
(d)
1.4416
d·
depth of water (m)
A' water passage cross section
area (m
2 )
§J=45G20
8·
angle of sidewall against
(b)
1.1943
11
0
2
0
1110
horizontal line (degree)
b;
bottom width
of
waterway (m)
A
= 3.8
8=45°
-
Traverse
calculation
(ltl
2.
3111!1i!
~
Lv.. ,
I: distance
(a
l )
30.00000001
.
II
2G1[~J
={~J3
N
(N
2 ,
E2
I
a:
b'''~
aG
3
a0i!
r'
a2
12
l,
(1
2 )
1.414213562
IIi!
(N"
E,)
(a2 )
45.
IN"E,I
51
§J3G 2 0
=
E
1G1G311
GJ
N
l , EI
(1,13)
N
2 ,
E2
(2, 1 +,[3)
(b)
2.
N
3 , E3
(3, 1)
i!1IIi!
(a3 )
150.
II
14
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