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Galvanized Steel Strand Hlau
Cov hlau galvanized feem ntau yog hais txog cov hlau tseem ceeb lossis cov tswv cuab ntawm cov hlau xa xov (txiv neej hlau). A. Cov hlau strand yog muab faib ua plaub hom raws li qhov seem qauv. Qhia raws li daim duab hauv qab no qauv ...Nyeem ntxiv
