2012•hģMɾdꖳl(f)ɶijһ܇\(yn);ͣ܇վǣdꖡ_SSꖡVh¶ɶôҪ@܇܇ƱһУ
A.7N B.8N C.56N D.28N
ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉(j)ϵ4.1(x)棩 }ͣx}
2013•һģ20121226վVFȫͨ܇һڱ͏VݵĻ܇;Ҫ(jng)^ʯfhL(zhng)ɳվF·TҪ@܇(zhn)ӡƣ N܇Ʊ
A.6 B.12 C.15 D.30
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ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉(j)ϵ4.2(x)棩 }ͣx}
2014•L(zhng)ɳDCDǾABϵăc(din)DǾACc(din)AB=10cmBC=4cmtADL(zhng)飨
A.2cm B.3cm C.4cm D.6cm
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ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉(j)µ3.5(x)棩 }ͣx}
2013•P(gun)^(q)һģҰI(yng)(dng)УСһεFƤһKcFƤΠСͬӺһ@K?zi)ڡ偡УСďεFƤDʾxеһFƤһKcxFƤΠСͬӺһһȻСKҲڡ偡УxУ
A.1N B.2N C.3N D.4N
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ĿД(sh)W(xu) Դ[ͬ]2014걱Д(sh)W(xu)꼉(j)µ3.5(x)棩 }ͣx}
1998•ϾҪy(c)Ӄɰ(du)ăc(din)ABľxABĴBFȡc(din)CDʹCD=BCٶBFĴDEʹACEһlֱϣDʾfEDCաABCED=AB˜y(c)EDL(zhng)ABL(zhng)жEDCաABCǡ(dng)?sh)ǣ?
A.߅߅ B.߅ C.߅߅߅ D.߅߅
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