Nws yog cov khoom siv qib siab elastic nrog kev ua tau zoo hauv cov tooj liab alloys.Nws muaj lub zog siab, elasticity, hardness, qaug zog, me me elastic lag, corrosion kuj, hnav tsis kam, txias tsis kam, siab hluav taws xob conductivity, tsis-sib nqus, thiab tsis muaj sparks thaum cuam tshuam.series...
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