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加拿大28DW300SHIYANSHIQULIZICHUNSHUIJIRICHANGSHIYANSHIFENXIYONGCHUNSHUIDEJICHUXUANZE，MEIXIAOSHICHANLIANG15-45SHENG，DIANZULV13-17.5MΩ.cm，KEWANQUANQUDAIHAOSHI、HAONENG、HAOSHUIXIAOLVDIXIADECHUANTONGZHENGLIUSHUIJI。BEIJINGDENGLEDDAYEJINGPING，YUNXINGZHUANGTAIZHIGUAN，SHISHIXIANSHICHONGXI、ZHISHUI、SHUIMAN、QUESHUIHEJIANXIUZHUANGTAI，BINGJUYOUSHENGGUANGBAOJINGGONGNENG。