时长

g

$\stackrel{\approx }{g}$

$\overline{\theta }$

$\stackrel{\approx }{\theta }$

T

$\stackrel{\approx }{T}$

T = 100 us

2.55

2.47

20

19.41

0.6

0.53

T = 200 us

2.55

2.51

20

19.46

0.6

0.58

T = 500 us

2.55

2.59

20

19.63

0.6

0.56

T = 600 us

2.55

2.59

20

19.71

0.6

0.57

T = 800 us

2.55

2.57

20

19.84

0.6

0.58