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a        WT         ,                    (3.3)
                                  A0 ˜ l0                          (3.4)

– ɬɨɥɵԕ ɦɟɧɲɿɤɬɿ ɠԝɦɵɫ:

                          aT       WT .
                                  A0 ˜ l0

   Ɇԝɧɞɚԑɵ, Wɨ ɠԥɧɟ Wɬ ԛɥɝɿɧɿ ɫɨɡɭ ɤɟɡɿɧɞɟɝɿ ɿɫɬɟɥɝɟɧ ɠԝɦɵɫɬɚɪ. Ȼԝɥ
ɠԝɦɵɫɬɚɪ (W0, WɌ) ɤɟɣɿɧ ɬɨɥɵԑɵɪɚԕ ԕɚɪɚɥɚɬɵɧ ɛɨɥԑɚɧɞɵԕɬɚɧ, ɨɫɵ ԕɵɫԕɚɲɚ
ɚɧɵԕɬɚɦɚɥɚɪɦɟɧ ɬɨԕɬɚɥԑɚɧ ɠԧɧ.

ȿɪɟɤɲɟ ɟɫɬɟ ɛɨɥɚɬɵɧ ɧԥɪɫɟ V ɭ (ɭɚԕɵɬɲɚ ɤɟɪɧɟɭ ɧɟɦɟɫɟ ɛɟɪɿɤɬɿɤ ɲɟɝɿ)

ɟԙ ԛɥɤɟɧ ɤɟɪɧɟɭ ɟɦɟɫɬɿɝɿ. ȿɝɟɪ ɫɨɡɵɩ ɬԝɪԑɚɧ ɤԛɲɬɿ, ԛɥɝɿɧɿԙ ԕɢɦɚɫɵɧɵԙ
ɚɥԑɚɲԕɵ ɚɭɞɚɧɵ ɟɦɟɫ, ɞԥɥ ɫɨɥ ɤԛɲ ɬԛɫɿɩ ɬԝɪԑɚɧ ɭɚԕɵɬɬɚԑɵ ɚɭɞɚɧԑɚ ɛԧɥɫɟɤ,

ɨɧɞɚ ԛɥɝɿɧɿԙ ԛɡɿɥɟɪ ɤɟɡɿɧɞɟɝɿ ɤɟɪɧɟɭɿ ɭɚԕɵɬɲɚ ɤɟɪɧɟɭɞɟɧ ԥɥɞɟԕɚɣɞɚ ɤԧɩ
ɛɨɥɚɞɵ. Ԧɣɬɤɟɧɿ ɨɥ ԛɡɿɥɟɪɞɟ ԕɵɥ ɦɨɣɵɧɧɵԙ ɚɭɞɚɧɵ, ɛɚɫɬɚɩԕɵ ɚɭɞɚɧԑɚ
ԕɚɪɚԑɚɧɞɚ ɤԧɩ ɤɿɲɿ ɟɤɟɧɿ ɞɚɭɫɵɡ. Ɉɫɵ ɠɚԑɞɚɣ ɟɫɤɟɪɿɥɟ ɨɬɵɪɵɩ ɠɚɫɚɥԑɚɧ
ɞɢɚɝɪɚɦɦɚ ɤɟɪɧɟɭɥɟɪɞɿԙ ɧɚԕɬɵ ɞɢɚɝɪɚɦɦɚɫɵ ɞɟɩ ɚɬɚɥɚɞɵ (40-ɫɭɪɟɬ). Ȼԝɥ
ɞɢɚɝɪɚɦɦɚ ɞɚ ɠɭɵԕ ɦԧɥɲɟɪɦɟɧ ԑɚɧɚ ɠɚɫɚɥɚɞɵ. Ɉɥ ԛɲɿɧ Ⱦ/ ɧԛɤɬɟɫɿɧɿԙ

ɤɨɨɪɞɢɧɚɬɬɚɪɵ ɬɚɛɵɥɚɞɵ (V ɧ ɠԥɧɟ H Ⱦ / ):

                          1) V ɧ           VȾ ,
                                           AH

Ɇԝɧɞɚԑɵ, V Ⱦ ԛɥɝɿ ԛɡɿɥɝɟɧ ɤɟɡɞɟɝɿ ɤɟɪɧɟɭ, AH ԛɥɝɿ ԛɡɿɥɝɟɧ ɤɟɡɞɟɝɿ

ԕɵɥ ɦɨɣɵɧɧɵԙ ɤԧɥɞɟɧɟԙ ԕɢɦɚɫɵɧɵԙ ɚɭɞɚɧɵ.

                          2) H Ⱦ/ H ɇ  H ɋ ,

ɦԝɧɞɚԑɵ Hɇ     ɧɚԑɵɡ      ɞɟɮɨɪɦɚɰɢɹ          ɛɨɥɫɚ,       Hɋ  Vɇ  ɫɟɪɩɿɦɞɿɥɿɤ
                                                                ȿ
ɞɟɮɨɪɦɚɰɢɹɫɵ.

ɇɚԑɵɡ ɞɟɮɨɪɦɚɰɢɹ ( H ɇ ) ԛɥɝɿɧɿԙ ɞɟɮɨɪɦɚɰɢɹԑɚ ɞɟɣɿɧɝɿ ɤԧɥɟɦɿɦɟɧ,

ɞɟɮɨɪɦɚɰɢɹɞɚɧ ɤɟɣɿɧɝɿ (ԛɡɿɥɝɟɧɧɟɧ ɤɟɣɿɧɝɿ) ɤԧɥɟɦɿɧ ɬɟԙɟɫɬɿɪɭ ɚɪԕɵɥɵ
ɬɚɛɵɥɚɞɵ.

  Ԛɥɝɿɧɿԙ ԛɡɿɥɝɟɧ ԕɢɦɚɫɵɧɵԙ ɦɚԙɵɧɚɧ ɛɿɪ ԧɥɲɟɦɝɟ ɬɟԙ ɤԧɥɟɦɿɧ
AH (1  H H ) ˜1 ɞɟɩ ɚɥɫɚԕ, ɨɥ ԧɥɲɟɦɧɿԙ ɞɟɮɨɪɦɚɰɢɹɥɚɧɛɚɣ ɬԝɪԑɚɧɞɚԑɵ ɤԧɥɟɦɿ

A0 ˜1 ɟɤɟɧɿ ɛɟɥɝɿɥɿ. ɋɨɧɞɵԕɬɚɧ:

                          HH      A0       1.                     (3.5)
                                  AH
Ⱦ/ ɧԛɤɬɟɫɿɧɿԙ ɚɛɫɰɢɫɫɚɫɵ

                          H Ⱦ/    A0         1    VH  .          (3.6)
                                  AH                 E

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