Iindaba
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Ukufika okutsha: imitha yemfuno ye-oxygen enyibilikisiweyo ye-LH-DO2M(V11)
I-LH-DO2M (V11) imitha ye-oxygen ephathwayo ephathwayo ithatha i-fluorescence inyibilikile iteknoloji yokulinganisa i-oksijini, ayidli i-oksijini, kwaye ayichatshazelwa yizinto ezifana nesantya sokuhamba kwesampulu, indawo evuselelayo, izinto zekhemikhali, njl. yimisebenzi emininzi...Funda ngokugqithisileyo -
Iindaba ezimnandi: Ukuphumelela ibhidi! ILianhua ifumene umyalelo weeseti ezingama-40 zomhlalutyi womgangatho wamanzi kumasebe karhulumente
Iindaba ezimnandi: Ukuphumelela ibhidi! I-Lianhua iphumelele ibhidi leesethi ezingama-40 zezixhobo zokulinganisa ubulunga bamanzi kwiprojekthi yezixhobo zokuqinisekisa ukuthotyelwa komthetho wendalo kwisiXeko saseZhengzhou, kwiPhondo laseHenan, eTshayina! Unyaka omtsha, umoya omtsha, inhlanhla ifika ngoNyaka weDragon. Kutshanje, iindaba ezimnandi zivela eLianhua...Funda ngokugqithisileyo -
Intshayelelo kwiitekhnoloji zokuvavanya umgangatho wamanzi ezisetyenziswa ngokuqhelekileyo
Oku kulandelayo sintshayelelo kwiindlela zovavanyo: 1. Itekhnoloji yokubeka iliso kwizingcolisi ezingaphiliyo Uphando longcoliseko lwamanzi luqala nge-Hg, i-Cd, i-cyanide, i-phenol, i-Cr6+, njl., kwaye uninzi lwazo lulinganiswa nge-spectrophotometry. Njengoko umsebenzi wokhuseleko lokusingqongileyo uye usiba nzulu kwaye ubeka iliso kwinkonzo...Funda ngokugqithisileyo -
Iziphumo zeCOD, ammonia nitrogen, phosphorus iyonke kunye nenitrogen iyonke kumgangatho wamanzi
I-COD, i-ammonia nitrogen, i-phosphorus iyonke kunye ne-nitrogen iyonke zezona zizalathisi eziphambili zongcoliseko kwimizila yamanzi. Impembelelo yabo kumgangatho wamanzi inokuhlalutywa kwiinkalo ezininzi. Okokuqala, i-COD isalathiso somxholo wezinto eziphilayo emanzini, ezinokubonisa ungcoliseko lwe-organ ...Funda ngokugqithisileyo -
Amanqaku aphambili kwimisebenzi yovavanyo lomgangatho wamanzi kwimizi yokucoca ilindle icandelo leshumi elinesibini
62.Zeziphi iindlela zokulinganisa icyanide? Iindlela zokuhlalutya ezisetyenziswa ngokuqhelekileyo kwi-cyanide yi-volumetric titration kunye ne-spectrophotometry. I-GB7486-87 kunye ne-GB7487-87 ngokulandelanayo ichaza iindlela zokumisela i-cyanide epheleleyo kunye ne-cyanide. Indlela ye-volumetric titration ifanelekile kuhlalutyo ...Funda ngokugqithisileyo -
Amanqaku aphambili kwimisebenzi yovavanyo lomgangatho wamanzi kwimizi yokucoca ilindle icandelo leshumi elinanye
56.Zeziphi iindlela zokulinganisa i-petroleum? I-petroleum ngumxube ontsonkothileyo oqulunqwe zii-alkanes, ii-cycloalkanes, ii-hydrocarbons ezinevumba elimnandi, ii-hydrocarbon ezingaxutywanga kunye nezixa ezincinci zesulfure kunye nenitrogen oxides. Kwimigangatho yomgangatho wamanzi, i-petroleum ichazwa njengesalathisi se-toxicological ...Funda ngokugqithisileyo -
Amanqaku aphambili kwimisebenzi yovavanyo lomgangatho wamanzi kwiindawo zokucocwa kwamanzi amdaka icandelo leshumi
51. Zeziphi izikhombisi ezahlukeneyo ezibonisa izinto eziyityhefu nezinobungozi emanzini? Ngaphandle kwenani elincinci leekhompawundi ezinobuthi kunye nezinobungozi kwi-lindle eqhelekileyo (njenge-phenols eguquguqukayo, njl.njl.), uninzi lwazo lunzima ukuhlaziya i-biodegrade kwaye luyingozi kakhulu kumzimba womntu, njenge...Funda ngokugqithisileyo -
Amanqaku aphambili kwimisebenzi yovavanyo lomgangatho wamanzi kwiziko lokucocwa kwamanzi amdaka icandelo lesithoba
46.Yintoni ioksijini enyibilikisiweyo? I-oksijini enyibilikisiweyo DO (isifinyezo se-Oxygen eNyibilikileyo ngesiNgesi) imele ubungakanani be-oksijini yemolekyuli enyityilikiswe emanzini, kwaye iyunithi ngu-mg/L. Umxholo ogcweleyo weoksijini enyityilisiweyo emanzini unxulumene nobushushu bamanzi, uxinzelelo lwe-atmospheric kunye nekhemikhali...Funda ngokugqithisileyo -
Amanqaku aphambili ovavanyo lomgangatho wamanzi kumaziko okucoca ugutyulo icandelo lesibhozo
43. Zeziphi izilumkiso zokusebenzisa i-electrode yeglasi? ⑴Ixabiso le-pH elinokubakho elinguziro le-electrode yeglasi kufuneka libe phakathi koluhlu lwesilawuli sokuma se-acidimeter ehambelanayo, kwaye akufunekanga isetyenziswe kwizisombululo ezingenamanzi. Xa i-electrode yeglasi isetyenziswa okokuqala okanye i...Funda ngokugqithisileyo -
Amanqaku aphambili kwimisebenzi yovavanyo lomgangatho wamanzi kwiziko lokucocwa kwamanzi amdaka kwicandelo lesixhenxe
39.Yintoni iasidi yamanzi kunye nealkalinity? Ubumuncu bamanzi bubhekisa kwisixa sezinto eziqulethwe emanzini ezinokuthoba iziseko ezomeleleyo. Kukho iintlobo ezintathu zezinto ezenza i-asidi: i-acids eyomeleleyo enokuthi ihlukanise ngokupheleleyo i-H + (efana ne-HCl, i-H2SO4), ii-acids ezibuthathaka ezithi pa...Funda ngokugqithisileyo -
Amanqaku aphambili ovavanyo lomgangatho wamanzi kumaziko okucoca ugutyulo icandelo lesithandathu
35.Yintoni ukungqubana kwamanzi? Ubunzima bamanzi luphawu lokuhanjiswa kokukhanya kweesampuli zamanzi. Kungenxa yento encinci ye-inorganic kunye ne-organic kunye nezinye izinto ezimisiweyo ezifana nentlenga, udongwe, i-microorganisms kunye nezinye izinto ezimisiwe emanzini ezibangela ukukhanya okudlulayo ...Funda ngokugqithisileyo -
Amanqaku aphambili ovavanyo lomgangatho wamanzi kwimizi-mveliso yokucocwa kwelindle icandelo lesihlanu
31.Zintoni izinto eziqinileyo ezinqunyanyisiweyo? Izinto eziqinileyo ezimisiweyo SS zikwabizwa ngokuba zizinto ezingahluziyo. Indlela yokulinganisa kukucoca isampuli yamanzi nge-0.45μm yokucoca inwebu kwaye emva koko ikhuphe kwaye yomise intsalela ehluziweyo kwi-103oC ~ 105oC. I-Volatile suspended solids i-VSS ibhekisa kubunzima be-sus...Funda ngokugqithisileyo
