锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷1锟斤拷锟斤拷D锟斤拷示锟斤拷锟铰�锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷一锟斤拷電燂拷锟捷組锟缴的达拷聯(li锟斤拷n)锟铰�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟铰凤拷锟斤拷B锟斤拷锟斤拷r也锟斤拷锟絖锟斤拷锟斤拷電燂拷锟捷诧拷锟斤拷锟斤拷锟斤拷锟街別只锟结供锟斤拷锟斤拷锟斤拷锟诫妷锟斤拷锟�锟斤拷锟姐將锟斤拷么锟叫旓拷锟铰凤拷械墓锟斤拷希锟�

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解：锟斤拷锟斤拷(j锟斤拷)锟絵锟斤拷锟斤拷锟斤拷锟斤拷锟矫ｏ拷锟斤拷锟铰凤拷B锟斤拷锟斤拷锟絖锟斤拷電燂拷锟捷诧拷锟斤拷锟斤拷原锟斤拷只锟杰發(f锟斤拷)锟斤拷锟斤拷電燂拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节癸拷锟较檢锟斤拷锟斤拷锟斤拷只锟结供锟斤拷锟斤拷锟斤拷锟�锟斤拷锟絫锟斤拷锟斤拷锟斤拷锟斤拷锟铰�(li锟斤拷n)锟斤拷锟斤拷锟铰凤拷校锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟絝锟斤拷锟铰凤拷锟斤拷B通锟侥ｏ拷锟斤拷锟斤拷锟斤拷電燂拷锟捷憋拷锟斤拷路锟斤拷锟斤拷锟斤拷锟绞撅拷锟�(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟絫锟絝锟斤拷锟铰凤拷袩o锟斤拷锟酵�锟絕锟斤拷锟斤拷锟斤拷路锟叫筹拷锟紽(xi锟斤拷n)锟斤拷锟絖路锟斤拷锟斤拷見锟斤拷電燂拷锟斤拷處锟斤拷锟杰發(f锟斤拷)锟斤拷锟斤拷锟絖路锟斤拷

锟斤拷锟斤拷锟斤拷锟街伙拷o锟斤拷電夛拷锟斤拷锟斤拷锟斤拷通锟絕锟斤拷锟斤拷煞锟斤拷锟斤拷锟斤拷锟�

锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷電夛拷锟斤拷锟斤拷聯(li锟斤拷n)锟斤拷锟斤拷锟缴讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟絝锟斤拷電夛拷锟斤拷锟斤拷锟皆达拷锟斤拷B通锟侥ｏ拷锟斤拷丝锟斤拷锟斤拷锟诫妷锟斤拷锟缴癸拷(ji锟斤拷)锟絚锟斤拷ABB锟斤拷之锟斤拷锟铰�锟斤拷锟斤拷電燂拷锟捷匡拷锟杰憋拷锟斤拷路锟斤拷锟斤拷電夛拷锟斤拷o示锟斤拷(sh锟斤拷)锟斤拷锟絝锟斤拷電燂拷锟斤拷處锟斤拷锟紽(xi锟斤拷n)锟斤拷锟絖路锟紽(xi锟斤拷n)锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷電夛拷锟斤拷锟斤拷聯(li锟斤拷n)锟斤拷電燂拷锟捷兩端ｏ拷锟斤拷電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟絝锟斤拷電夛拷锟斤拷锟斤拷锟皆达拷B通锟斤拷锟揭冿拷锟絚锟斤拷BLC锟斤拷锟斤拷(n锟斤拷i)锟絔锟叫憋拷锟斤拷路锟紽(xi锟斤拷n)锟斤拷锟斤拷锟紷锟絩锟铰凤拷械墓锟斤拷锟街伙拷锟斤拷锟诫姛锟斤拷_路锟斤拷锟斤拷電夛拷锟斤拷o示锟斤拷(sh锟斤拷)锟斤拷锟絫锟絝锟斤拷電夛拷锟斤拷晒锟�(ji锟斤拷)锟絚锟斤拷BLC锟斤拷之锟斤拷(n锟斤拷i)锟叫讹拷路锟紽(xi锟斤拷n)锟斤拷锟斤拷锟缴此匡拷锟絝锟斤拷锟斤拷锟紷锟絩锟铰凤拷械墓锟斤拷锟斤拷锟诫姛锟斤拷荼锟斤拷锟铰�锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟教學锟絕锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷迅锟劫準確锟斤拷锟叫旓拷锟斤拷路锟叫达拷锟节的癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷什么锟斤拷锟紷一直锟斤拷锟斤拷锟絖锟絎锟斤拷锟斤拷一锟斤拷思锟絊锟较礙锟斤拷锟铰凤拷锟斤拷锟揭伙拷愣硷拷锟斤拷袃煞锟斤拷锟斤拷(n锟斤拷i)锟捷ｏ拷一锟角癸拷锟较碉拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟斤拷锟角讹拷路還锟斤拷锟絖路锟斤拷锟斤拷锟角癸拷锟较碉拷位锟斤拷锟斤拷锟斤拷锟斤拷锟较發(f锟斤拷)锟斤拷锟斤拷锟侥傦拷元锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟铰凤拷泄锟斤拷锟�锟斤拷要锟斤拷锟紷锟缴傦拷锟斤拷锟斤拷锟斤拷锟�锟斤拷只锟叫確锟斤拷锟斤拷锟铰凤拷锟斤拷系锟斤拷锟斤拷|(zh锟斤拷)锟酵癸拷锟较發(f锟斤拷)锟斤拷锟斤拷位锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟截確锟斤拷锟斤拷锟铰凤拷墓锟斤拷锟�锟斤拷

锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷锟斤拷锟斤拷聯(li锟斤拷n)锟铰凤拷锟斤拷锟斤拷c锟叫旓拷

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锟斤拷锟斤拷锟斤拷1锟斤拷小锟斤拷锟斤拷锟斤拷锟斤拷锟絩锟窖硷拷锟斤拷锟揭兩燂拷锟捷达拷聯(li锟斤拷n)锟斤拷通锟絕锟絖锟絇锟斤拷锟斤拷锟皆达拷锟�锟斤拷锟絔锟斤拷锟絖锟絇锟斤拷锟斤拷锟阶燂拷锟絣(f锟斤拷)锟斤拷锟斤拷锟揭燂拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟揭燂拷锟斤拷锟絣(f锟斤拷)锟斤拷锟皆�锟斤拷锟角ｏ拷 锟斤拷

锟斤拷锟斤拷A. 锟斤拷锟斤拷锟斤拷锟教�锟�锟斤拷锟紹. 锟斤拷锟斤拷锟斤拷锟教�锟斤拷锟斤拷C. 锟斤拷锟絕锟揭燂拷锟斤拷锟斤拷锟斤拷燃谉锟叫�锟斤拷D. 锟揭燂拷锟斤拷锟絲锟斤拷锟剿★拷

锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟斤拷锟�锟斤拷锟揭兩燂拷锟組锟缴碉拷锟角达拷聯(li锟斤拷n)锟铰凤拷锟斤拷锟斤拷_锟絇锟絔锟较猴拷锟斤拷锟阶燂拷锟絣(f锟斤拷)锟斤拷锟斤拷锟紷锟紺锟斤拷锟铰凤拷锟酵�路锟斤拷锟斤拷锟斤拷要锟斤拷知锟斤拷锟揭燂拷锟斤拷锟斤拷锟斤拷原锟斤拷锟斤拷锟斤拷須碉拷锟斤拷锟斤拷锟铰�(li锟斤拷n)锟铰凤拷锟斤拷锟斤拷锟斤拷電夛拷锟斤拷锟斤拷锟侥革拷锟斤拷锟斤拷锟絚锟斤拷锟斤拷聯(li锟斤拷n)锟铰凤拷锟斤拷锟斤拷處處锟斤拷锟�锟斤拷锟斤拷锟斤拷写锟铰�(li锟斤拷n)锟斤拷锟缴端碉拷電夛拷锟絚锟斤拷锟斤拷浅锟斤拷锟斤拷锟斤拷P系锟斤拷锟斤拷锟斤拷锟揭燂拷锟斤拷锟教�小锟絩锟斤拷锟斤拷啥说锟诫妷锟揭蔡�小锟斤拷锟絟小锟斤拷锟斤拷锟絶锟斤拷電夛拷锟斤拷锟斤拷锟斤拷锟揭燂拷锟斤拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷

锟斤拷锟斤拷锟金案ｏ拷A

锟斤拷锟斤拷2锟斤拷锟斤拷電夛拷锟斤拷锟叫旓拷锟铰凤拷锟斤拷系姆锟斤拷锟�

锟斤拷锟斤拷1锟斤拷電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷原锟斤拷

锟斤拷锟斤拷電夛拷锟斤拷山泳锟斤拷锟斤拷g锟斤拷锟皆达拷锟斤拷值锟斤拷路锟斤拷通路锟斤拷同锟絩锟絚電夛拷锟斤拷锟斤拷聯(li锟斤拷n)锟侥诧拷锟斤拷锟铰凤拷]锟叫讹拷路锟紽(xi锟斤拷n)锟斤拷l(f锟斤拷)锟斤拷锟絩锟斤拷電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷

锟斤拷锟斤拷2锟斤拷電夛拷锟斤拷o示锟斤拷(sh锟斤拷)锟斤拷原锟斤拷

锟斤拷锟斤拷(1)電夛拷锟斤拷山泳锟斤拷锟斤拷g锟斤拷锟皆达拷锟斤拷值锟斤拷路锟斤拷锟�(锟絖)路锟斤拷

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锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷锟斤拷原锟斤拷锟斤拷锟揭傦拷锟斤拷電夛拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫旓拷锟斤拷路锟叫的癸拷锟较ｏ拷

锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷D锟斤拷示锟斤拷锟铰凤拷锟�锟斤拷锟皆措妷锟斤拷锟�4锟斤拷锟斤拷锟斤拷锟絖锟絇S锟絔锟较時锟斤拷锟斤拷锟斤拷锟絝锟斤拷锟斤拷锟斤拷锟絖锟斤拷锟角ｏ拷

锟斤拷锟斤拷A锟斤拷锟斤拷L1锟斤拷路锟斤拷電夛拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷0

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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解：锟斤拷锟饺�锟斤拷锟斤拷锟叫э拷路锟斤拷D锟斤拷锟紷然電夛拷锟斤拷锟斤拷锟統電夛拷锟斤拷锟絃1锟缴讹拷電夛拷U1锟斤拷锟斤拷锟斤拷L1锟斤拷路锟斤拷锟絫锟斤拷U2=U=4锟斤拷锟斤拷U1=0锟斤拷锟斤拷A锟斤拷锟絖锟斤拷锟斤拷锟斤拷L1锟斤拷路锟斤拷锟絫锟斤拷L2锟斤拷電夛拷锟斤拷锟斤拷聯(li锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟経2=IR2≈0锟斤拷锟斤拷(j锟斤拷)U=U2+UV锟斤拷锟紷锟斤拷锟斤拷電夛拷锟斤拷锟斤拷锟統電夛拷锟斤拷锟皆措妷锟�锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷B锟斤拷锟脚筹拷锟斤拷锟斤拷锟斤拷L2锟斤拷路锟斤拷同锟斤拷锟斤拷U1=U=4锟斤拷锟斤拷锟斤拷锟斤拷C锟斤拷锟絖锟斤拷锟斤拷锟斤拷L2锟斤拷路锟斤拷锟铰凤拷袥]锟斤拷锟斤拷锟酵�锟絕锟斤拷電夛拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷0锟斤拷锟斤拷D锟斤拷锟絖锟斤拷锟绞戯拷锟絰A锟斤拷C锟斤拷D锟斤拷

锟斤拷锟斤拷锟斤拷3锟斤拷锟缴傦拷锟斤拷锟捷达拷聯(li锟斤拷n)锟斤拷锟铰凤拷D锟斤拷D1锟斤拷示锟斤拷锟絖锟絇S锟絔锟较后，兩傦拷锟斤拷锟捷讹拷锟斤拷锟絣(f锟斤拷)锟斤拷锟斤拷锟斤拷電夛拷锟斤拷y锟斤拷锟斤拷L1锟缴端碉拷電夛拷锟絩锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷4.5V锟斤拷锟斤拷锟斤拷電夛拷锟斤拷yL2锟缴端碉拷電夛拷锟絩锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟絫锟斤拷锟斤拷L1锟斤拷L2锟侥癸拷锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷L1锟斤拷路锟斤拷L2锟絖路 B锟斤拷L1锟絖路

锟斤拷锟斤拷C锟斤拷L1锟斤拷L2锟斤拷锟斤拷路 D锟斤拷L1锟斤拷L2锟斤拷锟絖路

锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷電夛拷锟斤拷y锟斤拷L1锟缴端碉拷電夛拷锟絩锟斤拷電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷4.5V锟斤拷锟絝锟斤拷電夛拷锟斤拷山泳锟斤拷锟斤拷g锟斤拷锟皆达拷锟斤拷志锟铰穉锟斤拷e锟斤拷c锟斤拷L2锟斤拷b之锟絞锟斤拷锟紹通锟斤拷锟斤拷锟斤拷a锟斤拷L1锟斤拷b锟斤拷锟街無锟斤拷路锟紽(xi锟斤拷n)锟斤拷l(f锟斤拷)锟斤拷锟斤拷锟絫锟絰锟紸锟斤拷C锟斤拷D同锟絩锟脚筹拷锟斤拷锟斤拷電夛拷锟斤拷y锟斤拷L2锟缴端碉拷電夛拷锟絩電夛拷锟斤拷锟斤拷示锟斤拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟絫锟斤拷锟斤拷L1锟絖路锟斤拷L2锟斤拷路锟缴種锟斤拷锟斤拷锟斤拷锟斤拷锟絰锟斤拷袩oL2锟斤拷路锟斤拷锟斤拷锟斤拷锟絖锟金案烇拷锟絰锟紹锟斤拷L1锟絖路锟斤拷

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