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l(f)ڣ[2008-10-29]    [3088]ΡЇ(gu)늚Ј(chng)ُ(gu)W(wng)[EM39.com]{(bio)pԄ(dng)L}
      ׃lg(sh)Ǒ(yng)늙C(j)o(w)(j){(dio)ٵҪQ20o(j)60Ժ(jng)vSCR(l)GTO(T(mn)OP(gun)ྦྷl)BJT(pO͹ʾw)MOSFET((chng)Ч(yng))SIT(o늸Б(yng)w)SITH(o늸Б(yng)l)MGT(MOSƾw)MCT(MOSƾl)IGBT(^pO;w)HVIGBT(͸߉^pO;l)İl(f)չ^(gu)ĸ´M(jn)׃Qg(sh)IJl(f)չ

20o(j)70_(ki)ʼ}{(dio)׃׃l(PWMVVVF){(dio)о˂ĸ߶ҕ20o(j)80׃lg(sh)ĵPWMģʽ(yu)(wn)}˂ĝdȤóT(yu)ģʽ԰βPWMģʽЧ20o(j)80_(ki)ʼӢȰl(f)_(d)(gu)ҵVVVF׃lͶЈ(chng)@ˏV(yng)á

׃lg(sh)߈Dȕr(sh)Ҫõڱo(h)ҕ߈(chng)lr(sh)ҲҪõڸ׃ͬȵȼ(j)ĈDʽr(sh)ҲҪõ׃lg(sh)?yn)ҕյNDʽҕ(ji)Ŀ1920×1028/50Hz1280×720P720×480Pͬr(sh)߀һ(g)ýw@ʾK@ʾӋ(j)C(j)ĸNDʽ磺1024×768P800×600P640×480Pȵʮ׷N@ʾʽ@SNDʽÿһNlʶͬڈDʽ׃r(sh)Ҫҕͬr(sh)Ҫ׃l@ǡ׃lg(sh)ĺ⡣׃l늌(du)Ñ(h)(li)f(shu)ܵ|(zh)ĈDֱo(h)ҕ

ֵһ(sh)F(xin)׃lg(sh)ҪʹÔ(sh)ּg(sh)NDʽD(zhun)Qr(sh)ʹӋ(j)C(j)(sh)ּg(sh)(sh)F(xin)Ԅ(dng)R(sh)eԄ(dng)D(zhun)QBAҕHT-3281HT-3681׃lϵҕM(jn)׃lg(sh)HT-3281HT-3681r(sh)ђlʏ28KHzBm(x)׃48KHzȫԄ(dng)R(sh)e@ܼ(gu)(sh)ҕͬȼ(j)ȈDʽܼĿǰ(gu)ģMҕVԓC(j);Џ(qing)Ӳܛӿ“(lin)ӸN̖(ho)Դ磺VCDDVDPDVDDVB-CC(j)픺(sh)C(j)ȵĸN̖(ho)ݔ磺A/VSYCrCbݔ(du)ڸҕC(j)픺ݔĸN̖(ho)磺RGB(VGA D15)YPrPb̖(ho)ԼӋ(j)C(j)ݔVGA̖(ho)ȶԼ܉m(yng)δ(li)Nҕl̖(ho)@ʾʽҪ

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