Khoom Tshiab

nug

Qhia Cov Khoom

XOV XWM

  • Tuam Tshoj txoj kev siv hluav taws xob "dual co ...

    Ua tsaug ntau ntau rau qhov pom cov xov xwm no. Tej zaum koj tau pom tias tsis ntev los no "tswj kev siv hluav taws xob" tsis ntev los no tau muaj qee yam cuam tshuam rau kev tsim khoom ntawm qee lub tuam txhab tsim khoom, thiab kev xa khoom xaj hauv qee qhov kev lag luam yuav tsum tau ncua. Ntxiv rau, G ...

  • Qhov sib txawv ntawm cations thiab paj rwb ntaub

    Ob daim ntaub cationic thiab cov ntaub paj rwb ntshiab muaj cov yam ntxwv ntawm qhov muag zoo thiab zoo elasticity. Raws li qhov twg yog qhov zoo dua, nws nyob ntawm tus kheej nyiam. Cov ntaub paj rwb ntshiab yeej ib txwm yog cov ntaub uas txhua tus nyiam siv hauv lub neej, thaum cov ntaub cationic yog txheej txheem ...

  • partner
  • partner
  • partner
  • partner