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Lub luag haujlwm ntawm urea hauv kev lag luam
Urea tuaj yeem siv ntau yam los ua raw khoom rau kev tsim cov melamine, urea formaldehyde resin, hydrazine hydrate, tetracycline, Phenobarbital, caffeine, txo cov xim av BR, phthalocyanine B, phthalocyanine Bx, monosodium glutamate thiab lwm yam khoom. Nws muaj cov nyhuv brightening ntawm c ...Nyeem ntxiv -
Kev ua haujlwm thiab kev siv lub teeb tsis muaj duab ntxoov ntxoo
Kev ua haujlwm ntawm lub teeb tsis muaj duab ntxoov ntxoo: Lub npe tag nrho ntawm shadowless teeb yog phais tsis muaj teeb pom kev zoo. Raws li lub npe qhia, qhov chaw uas hom teeb tsis muaj duab ntxoov ntxoo no feem ntau siv yog lub tsev kho mob, uas yog siv thaum lub sij hawm phais raws li lub teeb pom kev zoo rau qhov chaw phais, qhov degree ntawm c ...Nyeem ntxiv -
Kev ntsuas kom zoo suab rwb thaiv tsev ntawm cov xim hlau phaj
Cov xim hlau xim tsis yog tsuas yog muaj cov khoom ntawm cov neeg kho tshuab siab thiab kev yooj yim ntawm cov ntaub ntawv steel, tab sis kuj muaj cov hniav zoo nkauj thiab corrosion kuj ntawm cov ntaub ntawv txheej. Txawm li cas los xij, cov chav ua yeeb yam xim hlau phaj tuaj yeem muaj qhov sib txawv ntawm cov suab tsis zoo. Yuav ua li cas ...Nyeem ntxiv -
Dab tsi yog geotechnical cell?
Geocell yog cov qauv peb-dimensional honeycomb qauv uas tuaj yeem sau nrog av, gravel, lossis lwm yam khoom siv kom ruaj khov rau qhov chaw siab tshaj thiab tiv thaiv kev yaig. Lawv yog ua los ntawm high-density polyethylene (HDPE) thiab muaj ib tug qhib honeycomb qauv uas tso cai rau lawv hloov mus rau struts. Geocell yog ...Nyeem ntxiv -
Dab tsi yog kev siv cov galvanized steel coils
Galvanized steel coils yog kho tau siv cov txheej txheem siab tshaj plaws khawb tiv thaiv txheej txheem ob qho tib si hauv tsev thiab thoob ntiaj teb, uas txhim kho lawv cov khawb tiv thaiv ntau dua 5 zaug piv rau cov vaj huam sib luag siv dav dav thiab tuaj yeem tiv thaiv khawb los ntawm cov khoom ntse. Feem ntau siv hauv Gar...Nyeem ntxiv -
Kev ua haujlwm thiab kev ua haujlwm ntawm lub txaj laus!
Ua ntej, lub txaj txaj txaj txaj txaj txaj txaj txaj txaj txaj txaj muag tso cai rau cov neeg siv kho qhov siab ntawm lawv lub nraub qaum thiab ko taw kom zoo los ntawm kev tswj tes ntawm lub hauv ncoo, tso cai rau kom yooj yim thiab yoog raws kab rov tav lifting thiab txo qis, tsis txhob bedsores tshwm sim los ntawm lub sij hawm ntev lub txaj so thiab pab. r...Nyeem ntxiv -
Dab tsi yog qhov kev siv ntawm silane?
A) Coupling tus neeg sawv cev: Organic functional alkoxysilane yog siv rau ob peb organic polymers thiab inorganic cov ntaub ntawv, thiab cov yam ntxwv ntawm daim ntawv thov no yog ntxiv dag zog. Piv txwv li, iav fiber ntau thiab pob zeb hauv av muab sib xyaw nrog cov yas thiab roj hmab. Lawv siv ua ke nrog thermosetting ...Nyeem ntxiv -
Cov teeb meem nquag nyob rau saum npoo ntawm cov xim coated boards - blooming
Xim yog vim li cas 1. Hais txog cov khoom siv tsis zoo ntawm cov xim nws tus kheej 2. Yog vim li cas rau kev tsim: Thaum cov kab nrawm nce, cov hluav taws xob ceev piv tsis hloov, thiab cov nplaum nplaum rau cov menyuam nrawm nrawm dua. Cov xim nyob rau hauv cov khoom tais yog feem ntau faults, thiab ...Nyeem ntxiv -
Kev ua haujlwm thiab kev siv ntawm Geomembrane
Ua ntej, geomembranes tuaj yeem siv los tiv thaiv thaj av. Hauv kev tsim kho engineering, av feem ntau yuav tsum tau khawb, faus, lossis hloov pauv, uas tuaj yeem ua rau puas tsuaj thiab yaig rau thaj av. Kev siv geomembranes tuaj yeem tiv thaiv cov av poob thiab yaig, thiab tiv thaiv kev ruaj ntseg thiab kev nyab xeeb ...Nyeem ntxiv -
Koj yuav tsum paub meej txog ob peb lub ntsiab lus tseem ceeb thaum xaiv lub teeb tsis muaj duab ntxoov ntxoo
1. Txheeb xyuas lub tsev kho mob qhov chaw ua haujlwm loj, hom phais, thiab kev siv phais mob yog tias nws yog qhov kev phais loj nrog rau qhov chaw ua haujlwm loj thiab kev siv phais mob siab, ces. Lub hanging hom ob lub taub hau shadowless teeb yog qhov kev xaiv zoo dua, nrog ntau hom kev siv ib zaug ...Nyeem ntxiv -
Dab tsi yog cov khoom zoo ntawm Shandong Hongji New Materials Co., Ltd?
Qhov zoo: 1.galvanized steel kauj tuaj yeem kho raws li koj xav tau. 2.Peb muaj cov khoom siv txhim khu kev qha, tus nqi sib tw thiab kev pab cuam tom qab muag zoo tshaj plaws. 3.Kev xa khoom sai thiab txheej txheem exporting pob. 4. Tag nrho peb cov galvanized steel coils yog tsim los ntawm peb cov neeg ua haujlwm tshaj lij thiab peb ...Nyeem ntxiv -
Lub luag hauj lwm ntawm NPK Fertilizer, hom chiv dab tsi NPK chiv yog rau
1. Nitrogen fertilizer: Nws tuaj yeem txhawb kev loj hlob ntawm cov nroj tsuag thiab nplooj, txhim kho cov nroj tsuag photosynthesis, nce chlorophyll cov ntsiab lus, thiab txhim kho av fertility. 2. Phosphate fertilizer: Txhawb kev tsim thiab flowering ntawm paj buds, ua kom cov nroj tsuag stems thiab ceg tawv, mature txiv hmab txiv ntoo e ...Nyeem ntxiv
