1. 1.电偏转
Vd 30.25 25.21 21.28 16.65 12.04 7.55 1.98
700V D -20 -15 -10 -5 0 5 10
Vd 35.47 28.79 23.08 17.41 11.57 5.84 -0.53
900V D -20 -15 -10 -5 0 5 10
Vd 25
25 20 f(x) = -0.87x + 10.18
20
15
f(x) = -1.07x + 12.49 15
10
10 5
5 D
D 0
0 Linear re- Linea
-5
-5 gression for gress
D -10 D
-10
-15 -15
-20 -20
-25 -25
-10 -5 0 5 10 15 20 25 30 35 -20 -10 0 10 20 30 40
D D
2.磁偏转
I -60.4 -36.5 -16.68 -0.03 20.61 42.7 66
700V D -20 -15 -10 -5 0 5 10
I -70.6 -46.8 -22.04 0.08 17.46 45.3 67.3
900V D -20 -15 -10 -5 0 5 10
25 25
20
f(x) = 0.24x - 5.62 20 f(x) = 0.22x - 4.76
15 15
10 10
5 5
0 D 0
-5 Linear regres- -5
-10 sion for D
-10
-15 -15
-20 -20
-25 -25
-80 -60 -40 -20 0 20 40 60 80 100 120 -100 -50 0 50 100 15
I I
电流电压 700 800 900 1000
I正 1.51 1.69 1.74 1.91
I反 1.5 1.66 1.74 1.9
I平均 1.51 1.68 1.74 1.91
e/m 1.51 1.38 1.43 1.34
e/m（平均） 1.42

2. -3.3 -6.48
15 20
-5.39 -10.58
15 20
+ 10.18
D
Linear re-
gression for
D
20 30 40
87.5 109.2
15 20
92.2 115
15 20
= 0.22x - 4.76
D
Linear re-
gression for
D
0 50 100 150
I