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2019߿ϰԣע6ؼ

2019-05-09ǩ ϰ

p style= \ text-align: center;\ = ϰԣע6ؼ Ͽѧ鳤߼ʦ һָϰҪøѧ֪ʶϵͳ [Ķȫ]

߶ѧϰ ʲôѧ

2019-03-04ǩ ϰ

߶ͬѧӦʱѧϰʱ䣬Ҫע⵱ѧϰҪɣ⣬ûٳɶ࣬Խ࣬ѧϰѹԽӰ쵽ѧġ潨ͬѧ¼ [Ķȫ]

ѧ֪ʶ㲿ܽȫ

2019-03-04ǩ ϰ

ʦɳѧ֪ʶ㲿ܽȫϣܹң 1.ǿȣIq/tIǿȣAqʱtͨĵCtʱ䣨s 2.ŷķ [Ķȫ]

߶ѧ֪ʶܽ

2019-03-04ǩ ϰ

߶ѧ֪ʶȫ߶ͬѧ濴Ŷ һ糡 1ض 1ݣֹ֮໥ǵĵij˻ȣǵľ [Ķȫ]

״⼯156״()

2019-03-04ǩ ϰ

״⼯156״()156״֪ʶ㣬ˣ һ 1.岻һܿʵ㣬С岻һܿʵ㡣 2.ƽ [Ķȫ]

֪ʶ᳣ܽ35

2019-03-04ǩ ϰ

ʱгܶѧΪ һͷˮֶ֡ƪ¾ܽһгõĸ֪ʶ᳣ܽ35 [Ķȫ]

һһ֪ʶܽ˽̰

2019-03-04ǩ ϰ

һһ֪ʶܽ˽̰ 1.1û״Сĵ㡣 2ʵһ뻯ģͣʵʲڡ 3һܷ񿴳ʵ㣬ȡ [Ķȫ]

ѧøһİ˸

2019-03-04ǩ ϰ

ѧѧøһİ˸ͬһ̨ǰ˵ѧϰķôõѧϰĵǣѧϰѶбͬն [Ķȫ]

һѧϰʵ֪ʶν

2019-03-04ǩ ϰ

ѧɳУѧϰĻԺܸߣһʱѧϰһУвǰԼȻŬѧϰЧȴãܶѧ⣺ΪγѧĻԣ [Ķȫ]

ѧϰָ ǡáѧϰ

2019-03-04ǩ ϰ

ѧϰָ ѧϰʲôǺõѧϰڲͬѧҲһѧκζȵøһȷĶλҸԼĶλ ȽϺã [Ķȫ]

ѧϰѧϰߴ

2019-03-04ǩ ϰ

ѧϰѧϰߴɡĺDZȽѵĿĿ͸ͬѧѧϰ֢ҩ˵Ӵѧϰһ·̹; [Ķȫ]

޶еغ㶨ɿ/״

2019-03-04ǩ ϰ

Ҵ޶еغ㶨֪ʶ˴󿼵/״ࡣ ֪ʶ 1. 1ĹʽW=Fscos 0 90 F = 90 F岻 90 180 [Ķȫ]

֪ʶܣЩ㲻Ҫȣ

2019-03-04ǩ ϰ

2019߿Ѿ뵹ʱͬѧڽŵıͬʱҲҪѧ֪ܳʶ㣬֤ٳ˸֪ʶܣЩ㲻ҪٲˣϿղɣ 1 1 [Ķȫ]

ɸ߿ص㣬δչ

2019-02-13ǩ ϰ

صѧ δСУص㿼ѧ Ŀǰݿû㹻ӣѾСУļӡ ڶУƲ [Ķȫ]

ѧø߿ҪЩ˼ά

2019-02-13ǩ ϰ

˼ά ˼άǽһֿѧ˼άijЩ⣬ó˼άʮַ𲻳˼ά˶̵ ĩ̬ ̬ о [Ķȫ]

2019-02-02ǩ ϰ

һںҳ ǽ֮һĿIJصĸ֮УǿԴӷȥھѰⷽ ˶ [Ķȫ]

֪ʶشųˮƽܽ

2019-02-02ǩ ϰ

һشųĴ ʵһձԣеСӡӵ΢ӣֳԡһ޴Ĵ壬ǵ11ͣѾõشų [Ķȫ]

߿״֪ʶ

2019-02-02ǩ ϰ

1.© ٳ ѧҪ֪ʶ 巨 뷨 ֡˵ᴩʼգѧе [Ķȫ]

ѧ֪ʶ״׻Ҫ

2019-02-02ǩ ϰ

״1Իⲻ׼ȷ ״ Ҫ׼ȷ˶Ļѧ˶ѧѧĻ.ڶԱգλƺ·̣λʼλָĩλ [Ķȫ]

ר

2019-02-02ǩ ϰ

ѧϰǰDZʶƽ⼰ƽ ʵԣʵ±־ֱֹ˶ٶ Ϊ㣬Ϊƽ⣬ʹʵƽ F0 [Ķȫ]

һѧķͼ

2019-02-02ǩ ϰ

һ ص 1֪ʶȣ ҪҪ֪ʶ⣬Щɶ۽붨㣬˶ĹϵܸŸӦܵȡ 2֪ʶȣ [Ķȫ]

ֿ߽

2019-01-31ǩ ϰ

һ⼼ 1͹ɲıɵķڿɻϲġ2͹ɵȷк塣a=F/mԼI=u/RΪ [Ķȫ]

߿֪ʶ

2019-01-31ǩ ϰ

һ.߿֪ʶ ߿ҪҪ֪ʶУ˶· ˶ʽҪ֣ ֱ˶ƽ˶Բ˶Χ˶Ĺ켣λơٶȡܡ [Ķȫ]

߶֪ʶŷķɵ

2019-01-31ǩ ϰ

ڸŷķһҪĸܷȷӦãԸѧϰҪáΪҪѧŷķɣӦע¼㡣 1.ı̲ŷķ [Ķȫ]

߶ų֪ʶ

2019-01-31ǩ ϰ

һų żʹż֮໥ͨųġ ΧռųСڸôųܵáż͵֮໥Ҳͨųġ ͵֮ [Ķȫ]

һһ֪ʶܽ

2019-01-31ǩ ϰ

1.1û״Сĵ㡣 2ʵһ뻯ģͣʵʲڡ 3һܷ񿴳ʵ㣬ȡĴСǿо [Ķȫ]

岽ѧø

2019-01-28ǩ ϰ

1.ģ͹ һĿ֮󣬻ֺᷢܶĿʵ˼һģҪģͽз࣬һ׷һĿ۵˶΢۵ĵڴųеƫת [Ķȫ]

ϰֹ

2019-01-28ǩ ϰ

һץһݸ߿С͵(Ҫǿ֪ʶ)ռ80%ֻռ20%̽׶εıʱȥ⣬᱾ĩͨǰһ׶εģѵ󶼻ᷢԼ [Ķȫ]

ѧϰ߷

2019-01-28ǩ ϰ

1.۲ о˶ɣܶʶͨԼƽʱϸ¹۲𽥻ЩеijʶᾭĿг֣ḻ㲻 [Ķȫ]

ѧѧϰ

2019-01-28ǩ ϰ

һ۲ļַ 1˳۲취һ˳й۲졣 2۲취й۲졣 3Աȹ۲취ǰ󼸴ʵʵݵĹ۲бȽϡ 4ȫ۲취 [Ķȫ]

ʮ

2019-01-28ǩ ϰ

һ Ҫ(ָ)ʱһЩ⡣ĿҪһ̫٣Ҫһ˵ҪһѶȡκѧϰһѧõġ [Ķȫ]

ϰַ

2019-01-25ǩ ϰ

һ㷨 ЩⱾĽһҪһ׼ȷĴ𰸣ǣҪǶһԤĹֵ.¬ɪþӵɢʵݹԭԭӺ˵İ [Ķȫ]

߿ģ⹥

2019-01-25ǩ ϰ

(1)ϸ⣬ȷ ÿһ⣬Ҫ⣬Ū⡣ǶĿеϢȢӹĹ̡dzʱȡϢܼȰĽϢְ [Ķȫ]

Ҫ֪ʶھ

2019-01-24ǩ ϰ

һ˶ 1.ģʵ㣬״ʹСתʵ㣬תҪУλõı仯׼ȷλƣ˶Sta vtȡ 2.һ㹫ʽƽٶǼ [Ķȫ]

ʵͷ

2019-01-24ǩ ϰ

һ֤ʵ ֤ƽıζ 1Ŀģ֤ƽıη 2.ģľһֽһšɳƤһϸǰ塢̶ȳߣͼ 3Ҫ [Ķȫ]

ѧ15״ܽ

2019-01-24ǩ ϰ

ѧ״1 Իⲻ׼ȷ ѧ״ Ҫ׼ȷ˶Ļѧ˶ѧѧĻ.ڶԱգλƺ·̣ [Ķȫ]

糡רѵ

2019-01-23ǩ ϰ

[Ķȫ]

ѧʵ

2019-01-23ǩ ϰ

һѧʵƻԭ 1ȫ֤ʵġ 2ȷָƫתҪԣܼСʵöݡ 3㣺ڱ֤ʵеǰ£ѡ [Ķȫ]

ѧ״̵

2019-01-23ǩ ϰ

״1 Ի ⲻ׼ȷ ״ Ҫ׼ȷ˶Ļѧ˶ѧѧĻ.ڶԱգλƺ·̣λʼλָĩλ [Ķȫ]

ѧϰߴ

2019-01-23ǩ ϰ

һ۲ļַ 1˳۲취һ˳й۲졣 2۲취й۲졣 3Աȹ۲취ǰ󼸴ʵʵݵĹ۲бȽϡ 4ȫ۲취 [Ķȫ]

ƶЧĸϰƻ

2019-01-23ǩ ϰ

ĩҪϸϰƻ ϰɷΪĸ׶Σ1ȫع˽̲ģϰԭбʼǼ⣬ѧĻɣ29µǰԸ [Ķȫ]

֪ʶ㼰⼼

2019-01-23ǩ ϰ

1.© ٳ ѧҪ֪ʶ 巨 뷨 ֡˵ᴩʼգѧе [Ķȫ]

ļԣ

2019-01-21ǩ ϰ

ѧ󲿷ݣιѧѧιѧֳƹ߹ѧԹֱߴΪоúеĴɼӦõѧƣѧоıԡʵ [Ķȫ]

ѩγɵ

2019-01-21ǩ ϰ

һѩγ Ƕ֪СˮκɵģκѩЩСˮκɵġôѩôγɵأ ˮУƵζСˮΡҪǿ [Ķȫ]

˼άͼ֪ʶܽ

2019-01-21ǩ ϰ

˼άͼԭ򣺷αҪָԭ״ʹα 1壺ֱӽӴڷα(໥ѹ) 2 [Ķȫ]

Ž˼άͼ֪ʶ

2019-01-21ǩ ϰ

ѧϰǴģģһζͷѧ֪ȥ˼ܽᣬôǸջ񲻳ȡǵѧͽҪۡ 1.һֱ [Ķȫ]

ŸӦζ˼άͼ֪ʶ

2019-01-21ǩ ϰ

һŸӦ 1Ӧ Ӧǣպϵ·Ĵͨ仯 ϱdzֱҪʲôֻҪ·պϺʹͨ仯 [Ķȫ]

ţ˶˼άͼ֪ʶܽ

2019-01-21ǩ ϰ

1ţٵһɣһֱܱ˶״ֹ̬״̬ʹı״̬Ϊֹ Ҫ㣺 1˶һԣ˶Ҫά֣ [Ķȫ]

һ֪ʶ㼯

2019-01-17ǩ ϰ

һ֪ʶܽ˶ѧĻ 1οϵ ˶ǾԵģֹԵġһ˶ĻǾֹģڲοϵڶԵġͨԵΪοϵ 2ʵ㣺 1 [Ķȫ]

ģͼ

2019-01-17ǩ ϰ

1. ֻѹܵʱF 0ѹʱF=0. 2. ˣҲѹܵѹʱF 0. 3. ҪϣʱѾﵽֵF=Fmax. 4. ⻬ζĦ [Ķȫ]

ѧѧ֪ʶܽ

2019-01-17ǩ ϰ

һѧ 1.۾һ״ͽĤĹͬ൱һԸı͹͸ĹĤϣĤ ۾ͫ [Ķȫ]

˶˶ĺϳֽ֪ʶ

2019-01-17ǩ ϰ

һ˶ 1˶ʵܺķ򣨻ٶȷ򣩸ٶȷͬһֱϡ 1ܵĺΪС㶨򲻱䣩ʱȱ [Ķȫ]

Ҫ֪ʶܽ

2019-01-16ǩ ϰ

Щ֪ʶ Ħݹ 1Ħ壺һһı˶(˶)ʱܵ谭˶(谭˶)Ħ [Ķȫ]

е˶ʲô

2019-01-16ǩ ϰ

е˶ĸ ѧλõı仯ле˶֪Ч: ı˶״̬ ı״ı˶״̬λñ仯е˶ [Ķȫ]

ŸӦǿȶ弰㹫ʽ

2019-01-16ǩ ϰ

ŸӦǿȶ ڵ糡ܵĵ糡һģõĵ糡ͬ෴ڴųijܵĴųڴųзõķйأ [Ķȫ]

ðඨжϴų

2019-01-16ǩ ϰ

ðඨжϴų еʱã֣ඨжϣֱʱĴָΪָΪδų򣬻εͨ߹ʱָΪĴָΪͨ߹ڲų [Ķȫ]

ŸӦԭʲô

2019-01-15ǩ ϰ

ŸӦԭʲô ŸӦָΪͨ仯Ӧ綯Ƶ󡣵ŸӦķ֣ǵѧΰijɾ֮һʾ˵֮ϵΪ [Ķȫ]

2019-01-15ǩ ϰ

⼼ ѡij÷ ɸѡųĿеϢյ֪ʶ׵ѣųѡƽȷ𰸡 ֵijЩȡ [Ķȫ]

ඨֶʲô

2019-01-15ǩ ϰ

ඨֶIJͬ ֶȰඨǵķΧ㡣ඨ1.жֱͨΧĴų2.жͨ߹ϱ3.жϻεųķ ඨʾ [Ķȫ]

繦ʵļ㹫ʽƵ

2019-01-15ǩ ϰ

繦ʵļ㹫ʽЩ ڴֱ·У P=UI P=I2R P=U2/R ʽУP---繦ʣWU---ѹVI----A R---裨 ) ڵཻ·У P=UIcos ʽУcos --- [Ķȫ]

ŸӦ˭ֵ

2019-01-15ǩ ϰ

ŸӦ˭ֵ ˶ ڡֹ£ 1820H.C.˹طֵЧӦѧұͼѰЧӦ ˴ܷ磬ܷԵõ⣬1822 [Ķȫ]

ʵ鿼

2019-01-14ǩ ϰ

1.ȵIJ ʹα꿨ߺ΢ȵԭͷ. 2.оȱֱ˶ ʱµֽѡ㼣һʼȽܼĵ㼣ӱڲĵط [Ķȫ]

ѧ

2019-01-14ǩ ϰ

1.һֱɣ໥öƽ⣬ԼĶԷֲΪ ͬһ죬һС 2.ǿ糡УеĵƵĵƵƽֵⷽ [Ķȫ]

߿⡰ͷħ䡱

2019-01-14ǩ ϰ

һѧۺ ѧۺֳоĶԡ̵ĸԡ֪ԡ۵ĶԡѧļԺһԵص㣬Ҫϸߡ [Ķȫ]

߿ѧԷ12ָѧϰ˼ά

2019-01-14ǩ ϰ

˼ά ˼άǽһֿѧ˼άijЩ⣬ó˼άʮַ𲻳˼ά˶̵ ĩ̬ ̬ о [Ķȫ]

߿ѧ֪ʶܽ

2019-01-14ǩ ϰ

ѧһغ㶨ɡ ѧڶмֱʽ ˹ΪԷش¶ȸߵ崫ݵ¶ȵ͵壬Էش¶ȵ͵崫ݵ¶ȸߵ [Ķȫ]

߿͸߷ִ⼼

2019-01-11ǩ ϰ

̬ı ̬ ľȻȻѣȻУ˼·Ȼ⣬IJţƽ̬ҪڿϣҪݡ򶨡ųһ мǣۿԵ [Ķȫ]

߿ͬͽⷽ˼άģ

2019-01-11ǩ ϰ

ѡһ㿼ǿԻ֪ʶͻɵ⼰ӦЩ֪ʶһЩнϸӵļ㡣ʱһҪעһЩؼʣ ȷ һ Ҫ [Ķȫ]

߿ѧ֪ʶ

2019-01-11ǩ ϰ

ڵʹܵܵGmĹϵG=mggΪٶȻٶȣλõĸߵͺγйءķֱ£ [Ķȫ]

߿۴⿨ģ

2019-01-11ǩ ϰ

һʽǰҪͳȫ֣ 干жٵ⡣жٴ⣿жС⣿Ծ⣿ עռķֵȷԼѾյ֪ʶ֣ [Ķȫ]

߿ܸϰʽȫ

2019-01-11ǩ ϰ

š 1.״̬ ¶ȣϣȳ̶ȣ΢ϣڲ޹˶ľҳ̶ȵı־ ѧ¶¶ȹϵT=t+273 {Tѧ¶(K)t [Ķȫ]

߿ϰʽȫһ

2019-01-11ǩ ϰ

һʵ˶(1)------ֱ˶ 1)ȱֱ˶ 1.ƽٶVƽ=s/t(ʽ) 2.Vt2-Vo2=2as 3.мʱٶVt/2=Vƽ=(Vt+Vo)/2 4.ĩٶVt=Vo+at 5.мλٶVs/2=[(Vo [Ķȫ]

һָϰЧָ

2019-01-10ǩ ϰ

ʵ֪ʶע֪ʶ ߿лɺͻ˼·߿Ҫݺصݣ֪ʶ֪ʶϵеҪ֪ʶѧ֪ʶѧĹؼ [Ķȫ]

׷ֽⷨ

2019-01-10ǩ ϰ

[Ķȫ]

¸һЧѧϰЧ

2019-01-09ǩ ϰ

ҪҪϤҪѧϰĹУܽһЩ׼ʵõۻ۶ϣ԰ѧǷdzõġ Ҫ(ָ [Ķȫ]

¸һѧϰЧ6ַ

2019-01-09ǩ ϰ

һӦ㣬ͷʼ ҪתҪΪãһá֪ʶȽϷdzֻҪԽѧᣬڼͨϰǿѵ [Ķȫ]

2019-01-09ǩ ϰ

1 ڵʹܵܵGmĹϵG=mggΪٶȻٶȣλõĸߵͺγйءķֱ [Ķȫ]

һָϰЧ

2019-01-09ǩ ϰ

һϰָ˼ ĸ߿ 䣬£ ص㣬һ⣬ػ⣬ʣָ˼룬ˣڵһ [Ķȫ]

һѧϰ֮

2019-01-09ǩ ϰ

1 ĴСG=mgȣķֱ¡ ĴС˶״̬޹أǷӴȫͬͬһڵ [Ķȫ]

֪ʶܽ

2019-01-08ǩ ϰ

һɡغ㶨 1ֵɣ + - ëƤĦ𽺰ɣ˿ĦIJɡ 2Ԫɣ ɵСԪһԪɵĵΪ16 1019 C [Ķȫ]

߿һָϰ7ϡ

2019-01-08ǩ ϰ

һעػ֪ʶ ߿ĿֵռԼΪ721ռ˾󲿷֣ʹֻѻȫ㶨ҲܻһԲķһָϰͨ¡ΪԪиϰʱ [Ķȫ]

ţ˶֪ʶܽ

2019-01-08ǩ ϰ

1ţٵڶɽĻ˼· (1)ͨ⣬ȷо. (2)ø巨ȷ. (3)ϵֽ. (4)ţٵڶг. (5)ͳһλ [Ķȫ]

Բ˶֪ʶܽ

2019-01-08ǩ ϰ

[Ķȫ]

һ¿ʲôϰø߷

2019-01-08ǩ ϰ

ѡ⣬׼ 8ѡ⣬ֵѡͶѡ⡣ѡҪ ׼ ν ǸݸѡIJͬص㣬 ν ȷѡȡ [Ķȫ]

ѧϰ

2019-01-08ǩ ϰ

һϰ ȷһͬѧձ⣺ΪʲôϿöȴ ΪѧƵĽʦĸܣijһƪѧƷжȻ [Ķȫ]

пԾ

2019-01-07ǩ ϰ

[Ķȫ]

һ | ໥ÿ

2019-01-07ǩ ϰ

[Ķȫ]

һѧ˶Ŀܽ

2019-01-07ǩ ϰ

רһ˶ ֪ʶҪ㣺 1.ʵ㣨A1û״Сĵ. 2ʵһ뻯ģͣʵʲ. 3һܷ񿴳ʵ㣬ȡ [Ķȫ]

һѧ׷ֵܽ

2019-01-07ǩ ϰ

1׷ص ׷һೣ˶ѧ⣬ʱͿռĽǶָͬһʱ̵ͬһλáɼȻϵһλ [Ķȫ]

ѡ3-1ϰ֪ʶ

2019-01-07ǩ ϰ

1. 1. ɣ࿿ֱ˴˾Եĵ幹ɵ 2. ŵ磺 1磺ʹϵֵɵĹ̡Ĺǽ糡ܴڵС 2ŵ [Ķȫ]

ѡ3-1ϰɼغ㶨֪ʶ

2019-01-07ǩ ϰ

һ. ԭӣʾ ӣ磬ԭӺת ӣ㣬ԭӺ ӣ磬ԭӺ ԭӺˣ磬ӡӹɣǿ໥ ӣ磬 [Ķȫ]

ѡ3-1ϰ׶֪ʶܽ

2019-01-04ǩ ϰ

һɼ໥ 1.ɣɱĴľСö࣬ԺԵڴϵľֲһε㡣Ĵͽɡ [Ķȫ]

ѡ3-1ϰ糡ʹڵ糡˶

2019-01-04ǩ ϰ

1.شضɵݡʽֱʲô (1)ݣֹĵ֮໥ǵĵij˻ȣǵľĶηɷȣķ [Ķȫ]

ѡ3-1ϰ򵥵߼·֪ʶ

2019-01-03ǩ ϰ

1ֵ·Ĺ״̬------״̬ 2߼ϵ---------߼·--------- 3 ŵķΪ--- ŵķΪ--- ŵķΪ [Ķȫ]

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