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∞∞∞
and
∞
×
→
Pr
Pr
P r
∞
∞
∞
∞
∞
∞
∞
∞
∞
∞
P r
∞
′
′
′
′
′
≠ ≠ ≠
′
′
′
≠
′
′
′
′
≠
′
′
′
′
′
≠
∆
∆
∆
∆
∆
max
min
max
tanh
tanh
min
max
min
max
min
max
max
max
min
max
∙
cos
×
∞
∞ ∞∞
∞∞∞
≤≤
sin
≤≤
≤≤
×
∞
∞ ∞∞
∞∞∞
sin
∞
(A) (B)
(C) (D)
∘
(e)
0015 0020 0030 2015 3015 3020
주진동주파수 0.05 0.05 0.0461 0.0461 0.0461 0.0461
2차 주파수 0.15 0.15 0.1538 0.1077 0.1077 0.1077
Fig. 31
0015 0020 0030 2015 3015 3020
주진동주파수 0.05 0.05 0.0461 0.0461 0.0461 0.0461
2차 주파수 0.15 0.15 0.1538 0.1077 0.1077 0.1077
×
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