- Tshooj 7

Tooj liab, ib txoj kab tseem ceeb rau cov nroj tsuag
los ntawm admin ntawm 24-08-12
1. Tseem ceeb lub cev ntawm tooj liab tooj liab yog koom nrog cov metabolic cov txheej txheem tooj liab yog qhov tseem ceeb, cov pa roj me, thiab phab ntsa cell synthesis. Tooj liab muaj cov txiaj ntsig ruaj khov rau chlorophyll thiab tuaj yeem tiv thaiv tus kab thaum yug tiav lawm ...
Nyeem ntxiv
Lw cov ntsiab - lub luag haujlwm tseem ceeb thiab kev siv zinc thiab cov phom sij ntawm overdose
los ntawm admin ntawm 24-08-07
Cov ntsiab lus ntawm zinc hauv cov qoob loo feem ntau yog ob peb ntu ntawm ib puas txhiab rau ob peb feem ib lab ntawm cov teeb meem tsis muaj teeb meem. Txawm hais tias cov ntsiab lus tseem ceeb heev, cov nyhuv yog qhov zoo. Piv txwv li, "shrunk seedlings", "txhav yub", thiab "txiav txim siab zaum" nyob rau hauv mov ...
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Kev Ntsuas Tshuaj Chiv Paub tias txhua tus neeg ua liaj ua teb yuav tsum paub
los ntawm admin ntawm 24-08-06
(1) Kev paub yooj yim ntawm cov tshuaj chiv siv tshuaj chiv: Fertilizer ua los ntawm cov tshuaj lom thiab / lossis cov kev siv lub cev uas xav tau rau kev loj hlob ntawm cov qoob loo. Kuj hu ua Inorganic chiv, lawv suav nrog nitrogen chiv, phosphote chiv, poov tshuaj fertil ...
Nyeem ntxiv
Yuav ua li cas siv cov organic chiv thiab tshuaj lom neeg chiv ua ke?
los ntawm admin ntawm 24-08-05
Hauv kev ua liaj ua teb ua ke, kev siv hluav taws xob ua yeeb yam tseem ceeb lub luag haujlwm hauv kev nce qoob loo loo yields, txhim kho cov av zoo, thiab kev tiv thaiv ib puag ncig. Organic chiv thiab cov tshuaj chiv yog ob hom chiv, txhua tus nrog nws tus kheej tshwj xeeb zoo thiab tsis zoo ...
Nyeem ntxiv
Yuav Ua Li Cas Xaiv Cov Qes Qes Qis-Zinc Oxide Ore
los ntawm admin ntawm 24-07-31
Lead and Zibquals tau dav siv nyob rau hauv ntau thaj teb loj. Nrog rau kev tshawb nrhiav tas mus txuas ntxiv ntawm cov hlau lead-zinc thev naus laus zis, qhov kev thov rau Lead-Zinc ore cov khoom siv kuj tseem nce. Hauv cov txheej txheem me me, cov txiaj ntsig ntawm cov txhuas-zinc oxide ore yog qhov sib txawv, thiab nws tseem tso ...
Nyeem ntxiv
Keeb kwm ntawm flotation ua haujlwm ntawm cov ntxhia ua thiab keeb kwm ntawm cov khoom siv koob tshuaj
los ntawm admin ntawm 24-07-30
Thaum kawg ntawm lub xyoo pua puv 19, muaj tus kws qhia ntawv hauv Asmeskas tus thawj coj hauv tsev kawm ntawv hu ua Kelly Abbasser. Nws tus txiv yog ib tug kws kho tshuab neeg kho tshuab hauv ib qho kuv li. Muaj ib hnub, nws tus txiv tau rov qab ib co chalcopyrite. Nws xav kom nws ntxuav cov roj oily thiab siv nws rau lwm lub hom phiaj. Nws pom tias Duri ...
Nyeem ntxiv
Kho kom raug rau kev lag luam tawm txawv teb chaws?
los ntawm admin ntawm 24-07-29
Hauv kev lag luam tawm txawv teb chaws, cov txheej txheem ntawm cov tshuaj lom neeg muaj ntau yam nyuaj dua li lwm yam khoom vim lawv qee qhov phom sij. Rau cov tshuaj xa khoom siv tshuaj lom neeg, cov ntaub ntawv yuav tsum npaj 15 hnub mus rau 30 hnub ua ntej. Tshwj xeeb tshaj yog rau cov tuam ntxhab uas tau xa tawm rau thawj zaug thiab tsis nkag siab lub sijhawm ...
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Yuav Ua Li Cas Xaiv Txoj Cai Kev Lag Luam Kev Lag Luam
los ntawm admin ntawm 24-07-24
Xaiv txoj cai kev lag luam lag luam txawv teb chaws yog ib qho tseem ceeb rau cov lag luam kom nthuav dav thoob ntiaj teb cov lag luam thiab tau txais cov neeg siv thoob ntiaj teb thiab tau txais cov neeg siv thoob ntiaj teb. Kev lag luam tau zoo ua rau muaj peev xwm ua tau kev koom tes tuaj yeem nqa cov haujlwm loj heev, tab sis xaiv tsis raug yuav nkim sijhawm thiab cov peev txheej. Cov followi ...
Nyeem ntxiv
Thiab ib puag ncig ntawm tooj liab sulfate (kev sib tham luv luv)
los ntawm admin ntawm 24-07-23
1. Cov yam ntxwv thiab cov txheej txheem purification ntawm anhydrous tooj liab sulfate: lub ntsej muag lub cev yog dawb lossis kua dej dawb paug, tab sis insoluble hauv etencing ethanol. Nws muaj kev ruaj khov thiab tshuaj ruaj khov ruaj khov, tsis yooj yim rau kev lwj, thiab yog qhov nyuaj kom hnov ...
Nyeem ntxiv
Kev sau cov kev paub yooj yim ntawm kev lag luam tawm txawv teb chaws hauv kev lag luam tshuaj 2
los ntawm admin ntawm 24-07-22
Cov neeg siv khoom tseem ceeb ntawm cov neeg siv khoom lag luam tshiab cov ntaub ntawv RAWIC? Cov export ntawm cov khoom siv raw tshuaj raw yog ib feem tseem ceeb heev ntawm Tuam Tshoj txoj kev lag luam. Lub khw muag khoom tseem ceeb rau Tuam Tshoj cov ntaub ntawv siv tshuaj khib nyiab yog Asia, Europe thiab North America. Qhov kev thov hauv cov ...
Nyeem ntxiv
Kev sau cov kev paub yooj yim ntawm kev lag luam tawm txawv teb chaws hauv kev lag luam tshuaj 1
los ntawm admin ntawm 24-07-17
Tshuaj lom neeg ua lag luam tawm tshiab hais txog kev lag luam thoob ntiaj teb. Cov tshuaj lom neeg suav nrog ntau cov khoom lag luam xws li cov yas, roj hmab, thiab lwm yam, tuag, ua khoom siv hauv tsev, kho mob ...
Nyeem ntxiv
Tooj liab sulfate pub ntxiv: kev tsim khoom thiab kev siv
los ntawm admin ntawm 24-07-16
Tooj liab sulfate (Cuso -4 L2O) yog qhov tseem ceeb pub ntxiv uas feem ntau yog muab cov nqaij qaib nrog cov ntawv tsim nyog tooj liab. Tooj liab yog qhov tseem ceeb rau hemoglobin synthesis, kev tsim lub cev kev txhim kho thiab kev tiv thaiv kab mob hauv cov tsiaj. Cov Txheej Txheem Ntau Lawm Txheej Txheej Txheem Raw Khoom Siv: Siv ...
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