Muhafu yekutanga ya2022, musika wemumba wecalcium carbide hauna kuenderera mberi nekushanduka-shanduka muna 2021. Musika wese waive pedyo nemutengo wemutengo, uye waive pasi pekuchinja nekugadzirisa nekuda kwekukanganisa kwezvinhu, kuwanikwa uye kudiwa. , uye nemamiriro ezasi.Muhafu yekutanga yegore, pakanga pasina hutsva hwekuwedzera huwandu hwepamba calcium carbide nzira yePVC zvidyarwa, uye kuwedzera kwekudiwa kwemusika wecalcium carbide kwaive kushoma.Zvakaoma kumabhizinesi e-chlor-alkali anotenga calcium carbide kuchengetedza mutoro wakagadzikana kwenguva yakareba.
Nguva yekutumira: Jul-20-2022