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ˮբ̰ӡܵǷ顢ˮ硢ͨľųɳƯȽˮˮ̵ר豸ɽƽԭС޵ʹáˮˮ硢衢ˮˮˮֳũˮȹ.բͺŹȫͭԲբšѹբš˫ֹˮբšͭբšբ.šһʽբŵȡ բзΡԲ֡բһʽբţѹբţװʽբţƽ湰բţ˫բţֵͭԲբţɵʽţբŵȡɸݿͻҪߴӭѡµ ֱѯ ˮеբǸˮ̡ˮˮ繤гõˮֹˮ豸բʸְΪģֹˮʽΪɳ⼰пբžнṹ̡ĥʴǿܿɿƽբŶָբšբżѹբšբŵȡУ201.304.316.Ͻ̼.ƷɸûṩͼֽͭԲբҹչ***ṹ͹գиĽһָˮˮ豸ԲբŵӹϽ貿CJ/T300-1992׼AWWA׼㷺Ӧʯ͡վұú̿ṤʳƷҩˮˮȸˮСԹѹΪ0.1MPaµڹܵںϽѾɳءˮԭվˮڡˮصȵطԽֹͨˮˮλֶ綯ҺջʹãʵֳԶ뼯пƣ΢ơ
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