20056121εε21εε22ε2121εεεε21εε1ε2ε2ε1ε12005––IVRss=ΩpRpssRRRERR++×+×01.001.022005ssRVI/=xxRVI/=ssxxRVRVI//==ssxxVRRV⋅=Co1αΩΩ3α2αssxxVRRV⋅=V533.10182.18.1013.152×32005222RxRsVsxEEEE++=%100×∆=VsEVsVs%100×∆=RsERsRs%100×∆=RxERxRxV000051.0%005.00182.1%1=×=×=∆αVsVsΩ=×+×+×=×=×=∆∑56.0%58.0%21%5.0100%%iiiRsRRααΩ=×=×=∆31.0%2.03.152%3αRxRx%100×∆=VsEVsVs%100×∆=RsERsRs%100×∆=RxERxRx222RxRsVsxEEEE++=V00899.0=×=∆xVxEVx⎩⎨⎧=±=%59.0V)009.0533.1(ExVx420055