Transcript
  • EMBED Equation.3

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  • 21

  • 2.1

    Chart1

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    Sheet1

    PQ

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  • 2.2QPP1Q1Q2P2

  • .

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  • 10-410-12SUV

  • EMBED Equation.3

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  • 1.

  • 21

    Chart2

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    Sheet1

    PQ

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  • 22 OQPSP1Q1Q2P2

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  • ()oQDSEPeQeP1Q1Q2P2P

  • 1.2.3.

  • 1.

    oQD0SEPePeQePD1E1P1Q1D2E2P2Q2

  • 2.

    oQDS0EPePeQePS1E1P1Q1S2E2P2Q2

  • 3.

    oQS0EPeQePS1S2D0D1D2E1E2E3E4

  • P3712

  • ()

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    2.

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  • =800,=100,=400,=200QP

  • 1.

  • 2()

  • 1.

  • 2.

  • 3.253323Ed= -0.8 32Ed= -2

    =1.25

  • 4.| Ed | = 0| Ed | = 0| Ed | = 1| Ed | < 1| Ed | > 1

  • 5.

  • DCDVMP3 Player

  • 6.1 2 3

  • 7.QEd=dQ/dP P /Q=MC /AM .OM /ON= OM/AM= CB/CA

  • 8.T RTR = P QP TRP TRP TRP TR

  • P48ed>1,ed
  • 9

    Em > 0Em > 10 < Em < 1Em < 0

  • 9.

    Exy > 0Py=> Qy=> QxExy < 0Py=> Qy=> QxExy = 0

  • 1.

  • 2.

  • 3.Es = 0Es = Es = 1Es < 1Es > 1

  • 4.

  • QopE1P1Q1E2P2Q2FDS1S21.

    2001920


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