ijһѧϰС鹲8ˣһѧУ100ֵ1ˣ90ֵ2ˣ74ֵ4ˣ64ֵ1ˣôСƽɼǣA82B80C74D90-ѧ
ijһѧϰС鹲8ˣһѧУ100ֵ1ˣ90ֵ2ˣ74ֵ4ˣ64ֵ1ˣôСƽɼǣ
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ijһѧϰС鹲8ˣһѧУ100ֵ1ˣ90ֵ2ˣ74ֵ4ˣ64ֵ1ˣôСƽɼǣ
|
ͣѡ Ѷȣƫ
⣬Сƽɼ=100+902+744+648=80֣ ѡB |
רȨ⡰ijһѧϰС鹲8ˣһѧУ100ֵ1ˣ90ֵ..Ҫ ƽ ȿ⡣Щġ£
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ƽdzԵŵ֮һǣܹݵұȽϺ㡣⣬ѧϣƽʹƽʹﵽСͳҲ˵ƽݣʹʧСˣƽѧһõͳƽҲв֮ΪݵϢƽܼݵӰ졣
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