62. magnesium nyob rau hauv molten zinc cuam tshuam li cas kub -dip galvanizing?
61. Yuav ua li cas aluminium-zinc-muaj thiab txhuas-zinc- cov kua dawb sib txawv hauv lawv cov teebmeem corrosion ntawm hlau?
60. Aluminium hauv molten zinc cuam tshuam li cas kub -dip galvanizing?
59. Cov hlau hauv zinc da dej cuam tshuam li cas kub -dip galvanizing?
58. Dab tsi yog qhov cuam tshuam ntawm cov hmoov txhuas hauv zinc da dej ntawm kub -dip galvanizing? Vim li cas cov hlau lead tso rau hauv qab ntawm lub lauj kaub galvanizing?
57. Dab tsi yog qhov chaw ntawm cov khoom siv alloy hauv lub lauj kaub galvanized?
56. Dab tsi cuam tshuam rau lub microstructure ntawm galvanized txheej?
55. Yuav ua li cas zinc adhere rau hlau?
54. Cov txheej txheem ua haujlwm kom qhuav yog dab tsi?
53. Yuav ua li cas rau lub sij hawm qhuav qhuav rau cov kav hlau steel?
52. Dab tsi yog qhov teeb meem tshwm sim los ntawm kev ziab ntawm cov kav hlau tsis txaus?
51. Qhov ntsuas kub kom qhuav yog dab tsi?