ijҵЇvِ9W(xu)ӱِQِKɿͬеһW(xu)Ҫ֪ԼܷM(jn)ǰ5HҪ˽Լijɿ߀Ҫ˽@9W(xu)ɿ
A.(sh) B. C.ƽ(sh) D.λ(sh)
ĿД(sh)W(xu) Դ2015ɽ|ʡ̩̩ɽ^(q)꼉W(xu)ĩԇ(sh)W(xu)ԇ棩 }ͣ}
С¼bޣb͏drُM(jn)ɫشu͆ɫشu100KM(fi)5600Ԫ֪ɫشuĆr80Ԫ/KɫشuĆr40Ԫ/K
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2NҲҪO(sh)@ɷN̖ĵشu60KҲُشuM(fi)ò^3200ԪôɫشuُܲىK
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ĿД(sh)W(xu) Դ2015ɽ|̩͢(zhn)ČW(xu)У꼉µһ¿(sh)W(xu)ԇ棩 }ͣ}
߅ABCDУAB=DC(dng)AB________DCr߅ABCDƽ߅(dng)AD________BCr߅ABCDƽ߅.
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ĿД(sh)W(xu) Դ2015ðʡ~а꼉W(xu)ĩԇ(sh)W(xu)ԇ棩 }ͣx}
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A. B.
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ĿД(sh)W(xu) Դ2015к^(q)꼉W(xu)ĩԇ(sh)W(xu)ԇ棩 }ͣ}
Dֱl1Ľ_(d)ʽ飺y=3x+3l1cxSc(din)Dֱl2(jng)^c(din)ABֱl1l2c(din)C
1c(din)D(bio)
2ֱl2Ľ_(d)ʽ
3ADCe
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ĿД(sh)W(xu) Դ2015к^(q)꼉W(xu)ĩԇ(sh)W(xu)ԇ棩 }ͣ}
DACE?ABCDČǾAC߅ĵ߅c(din)Ccc(din)EP(gun)xSQEc(din)(bio)ǣ73tDc(din)(bio)ǡ_________
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ĿД(sh)W(xu) Դ2015Ĵʡɶ^(q)꼉W(xu)ĩԇ(sh)W(xu)ԇ棩 }ͣ}
ijϏS_l(f)ABɷNҪԭϾңÿƿмҵĺ±ʾF(xin)üԭϺԭϸ2800M(jn)ԇa(chn)Ӌa(chn)ABɷNϹ100ƿO(sh)a(chn)ANxƿІ}
ԭQ Q | ||
A | 20 | 40 |
B | 30 | 20 |
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