}Ŀб(𰸺ͽ)
ʮȫБ֪Rِِԇ
һx} ¸С}oĂxֻһ__
xǰĸ}̖(ni)(ÿС}3֣15)
1СͬWijIһƿbFƤw^ƿw_ôҲQСĸݽzƿw߅ppˎ£һQʹ_@Ҫݽzƿw
AƿwֱpСƿwȱڌƿĉ
BpСƿwcƿڵĽ|e
CpСƿ(ni)wĉ
Dwһ߅wһ߅ĉ
2߉ݔ늾·F픶һl(ɗl)ݔ늾Ľپ(D1D2)
AӏFķ(wn)
Bݔ㾀
Cᘵ
Dþݔ늾_rʹ
3ͨCՕrҪwCR^hMС{(dio)ʹ̫һNɵϡCֻҪĔzľȫ{ȡ(ni)Փh̎߀ǽ̎wƬ϶^Ķʹյ^׃ʮֿ@NɵϡCá{(dio)ĊW
ALR^ʹhͬwλ
B˶̽R^ʹhͬwλ
CLR^ʹhͬwλͬ
D˶̽R^ʹhͬwλͬ
4ŎCȿҲԷҪ\еĴŎ@оȦĴ^rŎϵĴŷ۱̖Da(chn)ĴňŻ@ӱ㌢̖D̖ӛڴŎrٰѴŎϵĴ̖ͨ^^D̖ʹPl(f)C^̵ĻԭиNf_
AĻԭ늴ŸБĻԭĴЧ
BĻԭĴЧĻԭ늴ŸБ
CͷĻԭĴЧ
DͷĻԭ늴ŸБ
5ͬWe^꿴һNԄT˿rTF(xin)Ԅ_]ͬWˮa(chn)˝dȤ֪ԄTΌF(xin)ԄӿƵˎ״ԇppؿԄTrTԄӴ_һLԄTrTԄӴ_һײbНLğoɫֱԄTrT_ͬW(j)̽ԇĽYԄTԿԭNJIJ
AԄT ߵrͨ^bÌF(xin)Ԅ_]
BT̽ywl(f)ļt⾀ͨ^bÌF(xin)Ԅ_]
CԄTܰl(f)һNt⾀̖˷N̖wr͕F(xin)Ԅ_]
DTwͨ^՚ܮa(chn)һNoԄTF(xin)Ԅ_]
}(15)
1(3)D3Сó܇Ѽȥȼ܇ƽֱ·СõĸXǣh̎Ĵf늾U_________\̎С늾U_______\늾U܇ľ@늾U_____r
D
2(3)܇ϳ۵ʳƷD4ʾС܇؛[܇(ni)ǰ݆ϵKAr؛T°@r܇ҕܗU֧c_____(֧cλõĸ)݆ϵKAr؛T@r֧c______һNr£܇ҕ______ܗU
3(3)ں3000 mϵĸԭ^(q)܇l(f)әCsˮv@ԭ^(q)_______ľƽԭ^(q)˵_ԓ^(q)ڿ՚ϡa(chn)ȱ˵õ⣬˕XM@rεݷecƽԭҪUø_______(xС)һЩ
4(3)܇ϵęCеʽ̱ðb݆ϵһMӋ(sh)X݆팍F(xin)Ӌ(sh)ģ@ЩӋ(sh)X݆ͨ^ضĂbñ܇݆Dͬr܇݆D߀ͨ^ضĂbfo늴ŸБԭƳɵĂٌӳ܇݆Dr̖@ʾٶȱĶָʾ˕r܇݆̥þ@ĥp͕ʹӋָ̺ʾĕrٮa(chn)`̱ӛ̞12000 kmt܇Ȟ _______(ڡСڡڡ)ʾ(sh)܇ıϺٶȱָʾĕrٞ(j)гrg________(xڡСڡڡ)Hrg
5(3)2005괺(ji)ϣһȺ@þ^赸ǧ^oƵĆ
(1)D5ʾ^ҊIۢAվ赸ߣ@______________
(2)^ݳ^҂mȻ]пꠅsҲֱܷǺηNڰl(f)@Ҫ鲻ͬl(f)_________Dzͬ
(3)ҕ^ɏϵǧ^kϼ⣬@Щ_____________________ԭɫͬı϶ɵġ
и}(22)
1(4)cl(f)rߜػ䵽l(f)_l(f)_͕
˱ol(f)_ĵײ˂ˮĶؽQ@g}
(1)l(f)rײİɫF(D6)ʲôMɵ?γɵ?
(2)ˮءl(f)_oõĵ
2(4)ڸ߉ݔ늾·гɿ D7ʾһЩ^ӡՈfʲôҒ߉ݔ늾Ľ^ӵıҪͿĴһ(ji)һ(ji)?
3(4)С־IһNcY(ji)õСʟl(f)F(xin)һСʟğzԺСʟ߀^m(x)l(f)⡣С־Сʟ֮gBPϵa(chn)dȤՈ˿ƼˆTõϢ
õСʟҎ(gu)ǡ25 V025 Aͨ^(lin)һ(sh)СʟʹСʟɶӵ늉~늉ԵÿСʟܻl(f)
СʟĘD8ʾڟz֧ϳПz̶õС߀@мs4Ȧٽzzrs25 rs15
ٽz1 (͉)r֧ܱһ~ľʣcz֧Dzͨ]^^ߵ늉(220 V)rӿɱٽzcz֧܌ͨ
(j)ϽBYՈfʲôһСʟğzСʟ߀^m(x)l(f)
4(4)ЌWVppS_Pϱɽ̌Wǵ
ȣ_PSA˕rֻȽͨSB˕rϱֻȫͨ
ՈùP挧ҪɈD9е·D
5(6)Lԁճuһֱ҇ҪĽճua(chn)^дTPT˜pճuʹ
ϵҪD10ʾĿˮuͽϵһNՈĹ(ji)ch(hun)ȷʹÿˮuʹÌճuЩ̎(ٌl)
ġ(6)ͬWҪIһˮõˮЃɷNݷeͬƷN
ͬX|ˮؿɹxُһNǷҺõһNlj(ni)b늟ģDllʾ^һNˮ؟ˮʡXM{(dio)õYϣ?sh)ؾ늵ăr0.5ԪƿbҺăr60Ԫƿ(ÿƿҺ|s15 kgҺğֵ4.2107Jkg),ҺˮğЧʼs30늟ˮ؟ˮğЧʼs90(j)ϢՈͨ^ӋһķNˮ؟ˮʡX
(8)˱oh(hun)ˮʧWУĭh(hun)СMOӋM˺ˮɳо
һAՓքeԦˮɳˮʾˮɳɳˮܶȣxʾÿɳˮɳ|(Qɳ)˦ˮcˮɳxPϵʽȻɳˮܶȦˮSɳx׃ĈD
ڶAnjCһͲһSٵһˮӋɳxyɳˮܶȦˮٶμˮƳɲͬܶȵɳˮMͬӵӋ͜yɴ˵óˮcxĶM(sh)(j)Ȼ(j)@Щ(sh)(j)˱ʾɳˮܶcɳPϵĦˮxD@ϲذl(f)F(xin)YcՓһµġ
AnjHyһɽ_ˢrɼ40 LˮQ係|40.56kgǰѽ(jng)yɳܶȦɳ2.4103kgm3˺ˮеƽɳ
(1)Ոㅢch(hun)СMһAεĹˮcˮɳxPϵʽȻ(j)PϵʽɳˮܶȦˮSɳx׃DIJ݈D
(2)Ոㅢch(hun)СMAεӋ㹤ˮеƽɳ
(10)F(xin)ںеĔ(sh)aCҪ(yu)cǿֱɔ(sh)aƬĶԷMоcӹĕrgҲLҔ(sh)aƬ߀ֱ
X@ʾͨ^]ͳȥ
һ(sh)aC늳صһЩY(j)ṩϢԼ挦(sh)aC^̵ĽBشP}
(1)(sh)aCԴ_̎ڴCB(ti)@rҪһĔzrĔzc̎픵(sh)(j)ĵܾOһM늵늳ԴMգÿ5minһƬCʹ^еƽ
0.2AՈһ(ji)M늵늳ĔzُƬ
(2)һȫıM@N늳Mȫ늵Чʶ?
(12){(dio)ġƥ(sh)nj{(dio)ݔ빦ʵĴԘRͬƥ(sh)ͬƷƿ{(dio)Ч^IJڱ^{(dio)Чܳԡʾx{(dio)rƟ({(dio))߀Ҫ]Чȡ
{(dio)Ч=ʾ{(dio)ǷЧ(ji)늡ĿǰЈϿ{(dio)Чܴһ23֮gߵĿ_35MxЧȸߵĿ{(dio)gƟɰĹʽӋ㣺QSge140w180 wƟQ=S(ge)180 W240 W(˹ʽmڌӸ25 mķgӸƫtmӴ)
±СҜʂُIijһ̖{(dio)ʹfһ
ՈYB֪RͿ{(dio)ʹfͨ^ӋشĆ}
1@_{(dio)ЧǶ
2СُIǷ͏des30 m2Ӹߞ27 mڿ͏d(ni)bϱʾĿ{(dio)Ոͨ^Ӌf@NxǷ
3Сô˿{(dio){(dio)ĉsCÿ쌍H6 hһH{(dio)һ֧Ms?(?sh)ص늃r0.5Ԫ)
(12)С܊ҿ͏dһƟ_Pһɿײbһġһ_ɿס늹ԪD12Ԫ塢D13Ԫw(ni)ԭӾD_PpģҪQԪС܊ְ֛QԼС܊oְ֮
С܊ְ֔_MĿ_PڲfQµ^аl(f)F(xin)ǰ]ԪеABD(BCgһ̌ڃ(ni)B)cĢ٢ڢBPϵ(D14)҃(ni)ˮ(ni)o^٢ڢ۸c(ni)Br
]ϼMĿ_Pԇ늹Pzyl(f)F(xin)ڢٸʹԇ늹Pl(f)⣻ڢڡʹԇ늹Pl(f)
(j)С܊ְֵęzyܲДBr?
С܊(jng)^м˼JДÿBrrräĿB߀ܳF(xin)صĆ}
(1)JС܊^c?ʲô?
(2)ܲóõļ_(в^)be٢ڢ۸ӷքecABDӾB?fķɡ
(3)(j)ДD14Т٢ڢcABDӾĻ㾀B
ʮȫБ֪Rِِԇ
һx} ¸С}oĂxֻһ__
xǰĸ}̖(ni)(ÿС}3֣15)
1СͬWijIһƿbFƤw^ƿw_ôҲQСĸݽzƿw߅ppˎһQʹ_@Ҫݽzƿw
AƿwֱpСƿwȱڌƿĉ
BpСƿwcƿڵĽ|e
CpСƿ(ni)wĉ
Dwһ߅wһ߅ĉ
2߉ݔ늾·F픶һl(ɗl)ݔ늾Ľپ(D1D2)
AӏFķ(wn)
Bݔ㾀
Cᘵ
Dþݔ늾_rʹ
3ͨCՕrҪwCR^hMС{(dio)ʹ̫ݡһNɵϡCֻҪĔzľȫ{ȡ(ni)Փh̎߀ǽ̎wƬ϶^Ķʹյ^׃ʮֿ@NɵϡCá{(dio)ĊW
ALR^ʹhͬwλ
B˶̽R^ʹhͬwλ
CLR^ʹhͬwλͬ
D˶̽R^ʹhͬwλͬ
4ŎCȿҲԷҪ\еĴŎ@оȦĴ^rŎϵĴŷ۱̖Da(chn)ĴňŻ@ӱ㌢̖D̖ӛڴŎϣrٰѴŎϵĴ̖ͨ^^D̖ʹPl(f)C^̵ĻԭиNf_
AĻԭ늴ŸБĻԭĴЧ
BĻԭĴЧĻԭ늴ŸБ
CͷĻԭĴЧ
DͷĻԭ늴ŸБ
5ͬWe^꿴һNԄT˿rTF(xin)Ԅ_]ͬWˮa(chn)˝dȤ֪ԄTΌF(xin)ԄӿƵġˎ״ԇppؿԄTrTԄӴ_һLԄTrTԄӴ_һײbНLğoɫֱԄTrT_ͬW(j)̽ԇĽYԄTԿԭNJIJ
AԄT ߵrͨ^bÌF(xin)Ԅ_]
BT̽ywl(f)ļt⾀ͨ^bÌF(xin)Ԅ_]
CԄTܰl(f)һNt⾀̖˷N̖wr͕F(xin)Ԅ_]
DTwͨ^՚ܮa(chn)һNoԄTF(xin)Ԅ_]
}(15)
1(3)D3Сó܇Ѽȥȼ٣܇ƽֱ·СõĸXǣh̎Ĵf늾U_________\ӣ̎С늾U_______\늾U܇ľ@늾U_____r
D
2(3)܇ϳ۵ʳƷD4ʾС܇؛[܇(ni)ǰ݆ϵKAr؛T°ѣ@r܇ҕܗU֧c_____(֧cλõĸ)݆ϵKAr؛Tѣ@r֧c______һNr£܇ҕ______ܗU
3(3)ں3000 mϵĸԭ^(q)܇l(f)әCsˮv@ԭ^(q)_______ľʡƽԭ^(q)˵_ԓ^(q)ڿ՚ϡa(chn)ȱ˵õ˕XM@rεݷecƽԭҪUø_______(xС)һЩ
4(3)܇ϵęCеʽ̱ðb݆ϵһMӋ(sh)X݆팍F(xin)Ӌ(sh)@ЩӋ(sh)X݆ͨ^ضĂbñ܇݆Dӡͬr܇݆D߀ͨ^ضĂbfo늴ŸБԭƳɵĂٌӳ܇݆Dr̖@ʾٶȱĶָʾ˕r܇݆̥þ@ĥp͕ʹӋָ̺ʾĕrٮa(chn)`̱ӛ̞12000 kmt܇Ȟ _______(ڡСڡڡ)ʾ(sh)܇ıϺٶȱָʾĕrٞ(j)гrg________(xڡСڡڡ)Hrg
5(3)2005괺(ji)һȺ@þ^赸ǧ^oƵĆ
(1)D5ʾ^ҊIۢAվ赸@______________
(2)^ݳ^У҂mȻ]пꠅsҲֱܷǺηNڰl(f)@Ҫ鲻ͬl(f)_________Dzͬ
(3)ҕ^ɏϵǧ^kϼ@Щ_____________________ԭɫͬı϶ɵ
и}(22)
1(4)cl(f)rߜػ䵽l(f)_l(f)_͕
˱ol(f)_ĵײ˂ˮĶؽQ@g}
(1)l(f)rײİɫF(D6)ʲôMɵ?γɵ?
(2)ˮءl(f)_oõĵ
2(4)ڸ߉ݔ늾·гɿ D7ʾһЩ^ՈfʲôҒ߉ݔ늾Ľ^ӵıҪͿĴһ(ji)һ(ji)?
3(4)С־IһNcY(ji)õСʟl(f)F(xin)һСʟğzԺСʟ߀^m(x)l(f)⡣С־Сʟ֮gBPϵa(chn)dȤՈ˿ƼˆTõϢ
õСʟҎ(gu)ǡ25 V025 Aͨ^(lin)һ(sh)СʟʹСʟɶӵ늉~늉ԵͣÿСʟܻl(f)
СʟĘD8ʾڟz֧ϳПz̶õС߀@мs4Ȧٽzzrs25 rs15
ٽz1 (͉)r֧ܱһ~ľcz֧Dzͨ]^^ߵ늉(220 V)rӿɱٽzcz֧܌ͨ
(j)ϽBYՈfʲôһСʟğzСʟ߀^m(x)l(f)⡣
4(4)ЌWVppS_Pϱɽ̌Wǵ
ȣ_PSA˕rֻȽͨSB˕rϱֻȫͨ
ՈùP挧ҪɈD9е·D
5(6)Lԁճuһֱ҇ҪĽճua(chn)^дTPT˜pճuʹ
ϵҪD10ʾĿˮuͽϵһNՈĹ(ji)ch(hun)ȷʹÿˮuʹÌճuЩ̎(ٌl)
(6)ͬWҪIһˮõˮЃɷNݷeͬƷN
ͬX|ˮؿɹxُһNǷҺõһNlj(ni)b늟Dllʾ^һNˮ؟ˮʡXM{(dio)飬õYϣ?sh)ؾ늵ăr0.5ԪƿbҺăr60Ԫƿ(ÿƿҺ|s15 kgҺğֵ4.2107Jkg),ҺˮğЧʼs30늟ˮ؟ˮğЧʼs90(j)ϢՈͨ^ӋһķNˮ؟ˮʡX
塢(8)˱oh(hun)ˮʧWУĭh(hun)СMOӋM˺ˮɳо
һAՓքeԦˮɳˮʾˮɳɳˮܶxʾÿɳˮɳ|(Qɳ)˦ˮcˮɳxPϵʽȻɳˮܶȦˮSɳx׃ĈD
ڶAnjCһͲһSٵһˮӋɳxyɳˮܶȦˮٶμˮƳɲͬܶȵɳˮMͬӵӋ͜yɴ˵óˮcxĶM(sh)(j)Ȼ(j)@Щ(sh)(j)˱ʾɳˮܶcɳPϵĦˮxD@ϲذl(f)F(xin)YcՓһµġ
AnjHyһɽ_ˢrɼ40 LˮӣQ係|40.56kgǰѽ(jng)yɳܶȦɳ2.4103kgm3˺ˮеƽɳ
(1)Ոㅢch(hun)СMһAεĹˮcˮɳxPϵʽȻ(j)PϵʽɳˮܶȦˮSɳx׃DIJ݈D
(2)Ոㅢch(hun)СMAεӋ㹤ˮеƽɳ
(10)F(xin)ںеĔ(sh)aCҪ(yu)cǿֱɔ(sh)aƬĶԷMоcӹĕrgҲLҔ(sh)aƬ߀ֱ
X@ʾͨ^]ͳȥ
һ(sh)aC늳صһЩY(j)ṩϢԼ挦(sh)aC^̵ĽBشP}
(1)(sh)aCԴ_̎ڴCB(ti)@rҪһĔzrĔzc̎픵(sh)(j)ĵܾOһM늵늳ԴMգÿ5minһƬCʹ^еƽ
0.2AՈһ(ji)M늵늳ĔzُƬ
(2)һȫıM@N늳Mȫ늵Чʶ?
ߡ(12){(dio)ġƥ(sh)nj{(dio)ݔ빦ʵĴԘRͬƥ(sh)ͬƷƿ{(dio)Ч^IJڱ^{(dio)Чܳԡʾx{(dio)rƟ({(dio))߀Ҫ]Чȡ
{(dio)Ч=ʾ{(dio)ǷЧ(ji)늡ĿǰЈϿ{(dio)Чܴһ23֮gߵĿ_35MxЧȸߵĿ{(dio)gƟɰĹʽӋ㣺QSge140w180 wƟQ=S(ge)180 W240 W(˹ʽmڌӸ25 mķgӸƫtmӴ)
±СҜʂُIijһ̖{(dio)ʹfһ֡
ՈYB֪RͿ{(dio)ʹfͨ^ӋشĆ}
1@_{(dio)ЧǶ١
2СُIǷ͏des30 m2Ӹߞ27 mڿ͏d(ni)bϱʾĿ{(dio)Ոͨ^Ӌf@NxǷ
3Сô˿{(dio){(dio)ĉsCÿ쌍H6 hһH{(dio)һ֧Ms?(?sh)ص늃r0.5Ԫ)
(12)С܊ҿ͏dһƟ_Pһɿײbһġһ_ɿס늹ԪD12ԪD13Ԫw(ni)ԭӾD_PpҪQԪС܊ְ֛QԼС܊oְ֮
С܊ְ֔_MĿ_PڲfQµ^аl(f)F(xin)ǰ]ԪеABD(BCgһ̌ڃ(ni)B)cĢ٢ڢBPϵ(D14)҃(ni)ˮ(ni)o^٢ڢ۸c(ni)Br
]ϼMĿ_Pԇ늹Pzyl(f)F(xin)ڢٸʹԇ늹Pl(f)⣻ڢʹԇ늹Pl(f)
(j)С܊ְֵęzyܲДBr?
С܊(jng)^м˼JДÿBrrräĿB߀ܳF(xin)صĆ}
(1)JС܊^c?ʲô?
(2)ܲóõļ_(в^)be٢ڢ۸ӷքecABDӾB?fķ
(3)(j)Д࣬D14Т٢ڢcABDӾĻ㾀B
ʡ(lin)W(wng)`ͲϢeƽ_ | W(wng)кϢe^(q) | p_e^(q) | vʷ̓oxкϢe^(q) | ֙e^(q)
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