Cov ntaub ntawv hauv tsev

Nyob Zoo Xyoo Tshiab - 2025
los ntawm Admin nyob rau hauv 24-12-31

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Additives rau tso hens pub: cov teebmeem thiab kev siv ntawm benzoic acid
los ntawm Admin nyob rau hauv 24-05-22
1, Kev ua haujlwm ntawm benzoic acid: Benzoic acid yog ib qho khoom noj khoom haus uas nquag siv hauv kev noj nqaij qaib. Kev siv cov benzoic acid nyob rau hauv nteg hens pub yuav muaj cov teebmeem nram qab no: 1. Txhim kho cov khoom noj zoo: Benzoic acid muaj cov tshuaj tiv thaiv pwm thiab cov kab mob bactericidal. Ntxiv...
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Qhov nce ntawm cov khoom siv hauv tsev ntsuab thiab kev sib xyaw ua ke rau sab nrauv phab ntsa
los ntawm Admin nyob rau hauv 24-04-26
Kev Lag Luam Xov Xwm Kev Tshawb Fawb Hauv Holocene cov hnub nyoog laus, kev txhim kho ntawm lub tsev ntsuab muaj lub teeb-emitting diode rau kev tshwm sim ntawm lub zog-kev lag luam thiab ib puag ncig tus phooj ywg ntsuab vaj tsev khoom. ntuj pob zeb, cov khoom siv tsis tau txuas ntxiv dua tshiab, tau maj mam hloov los ntawm cov khoom siv ...
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