[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fMy55yNdJDL6nlUxJZJEThfCpYqWwf0FSIM4CqnNfBCs":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-06-17 19:00:31",68132060,[8,9,10,11],"溶解氧","汞","氟化物","镉",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},179,"11faaa2542e77d298a0e629ae199666f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1472b691d84835a45ac4d4dd033d8750.jpg","环境监测技术","c887d5127f01481b927f2560370177ee","水和废水监测","地面水环境中的水质参数( )会因为生活污水的排入而变化",[21,32,41,50,59,62,71,80,88,97],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],68132056,[25,26,27,28],"第一阶段生化需氧量","第二阶段生化需氧量","二阶段生化需氧量之和","硝化与亚硝化过程需氧量之和","一般所指的生化需氧量是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],68132057,[36,37,38,39],"浊度","胶体物质","氧化物","温度","用玻璃电极法测定水样pH值时,主要影响因素是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],68132058,[45,46,47,48],"调节溶液pH","消除金属离子干扰","协同显色","减少氨氮损失","纳氏试剂法测定水中氨氮时,水样中加入酒石酸钾钠的作用是( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],68132059,[54,55,56,57],"900","700","500","300","用仪器测定总碳时,在铂催化剂作用下在( )℃下燃烧,用红外分析仪测定生成的CO2",{"answer":60,"createTime":5,"id":6,"options":61,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],68132061,[66,67,68,69],"加入MnSO4溶液","加入碱性KI溶液","加入MnSO4和碱性KI","只要塞紧瓶塞","采集的溶解氧水样应在现场固定,固定方法是( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],68132062,[75,76,77,78],"硝酸盐氮","有机氮","总氧化氮","亚硝酸盐氮","一河流某点上游不远处有生活污染源正在排污,则该点水样测得的各类氮素化合物中,氮的大部分是以( )形态存在的",{"answer":81,"createTime":5,"id":82,"options":83,"question":87,"source":30,"type":31},[],68132063,[84,57,85,86],"400","350","450","0.340 g\u002FL 邻苯二甲酸氢钾水溶液的COD值是( )mg\u002FL",{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":30,"type":31},[],68132064,[92,93,94,95],"普通玻璃","钢化玻璃","不锈钢","聚乙烯","为测定痕量金属而采集水样时,应选用( )材料制的容器",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":30,"type":31},[],68132065,[101,102,103,104],"消除氯离子的干扰","催化作用","氧化作用","还原作用","国标法(HJ828-2017)测定COD过程中加入硫酸银的作用( )"]