2012•hģMɾdꖳl(f)ɶijһ܇\;ͣ܇վǣdꖡ_SSꖡVh¶ɶôҪ@܇܇ƱһУ
A.7N B.8N C.56N D.28N
ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉ϵ4.1(x)棩 }ͣx}
2013•һģ20121226վVFȫͨ܇һڱ͏VݵĻ܇;Ҫ(jng)^ʯfhLɳվF·TҪ@܇(zhn)ӡƣ N܇Ʊ
A.6 B.12 C.15 D.30
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2014•LɳDCDǾABϵăcDǾACcAB=10cmBC=4cmtADL飨
A.2cm B.3cm C.4cm D.6cm
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ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉µ3.5(x)棩 }ͣx}
2013•P(gun)^(q)һģҰIУСһεFƤһKcFƤΠСͬӺһ@K?zi)ڡ偡УСďεFƤDʾxеһFƤ偣һKcxFƤΠСͬӺһһȻСKҲڡ偡УxУ
A.1N B.2N C.3N D.4N
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ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉µ3.5(x)棩 }ͣx}
1998•ϾҪyӃɰăcABľxABĴBFȡcCDʹCD=BCٶBFĴDEʹACEһlֱϣDʾfEDCաABCED=AB˜yEDLABLжEDCաABCǡ(dng)?sh)ǣ?
A.߅߅ B.߅ C.߅߅߅ D.߅߅
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