A.點源B.面源C.線源D.體源
A.點源B.體源C.網(wǎng)格源D.面源
A.對污染源的定期監(jiān)測B.對污染治理設(shè)施的運轉(zhuǎn)的不定期監(jiān)測C.在線監(jiān)測設(shè)備的布設(shè)D.污染源監(jiān)測應(yīng)至少取得7天的有效數(shù)據(jù)