Hniav hlua nyob hauv lub ntiaj teb no tau siv dav hauv kev ua tub rog, tsev loj cuj, tsoomfwv cov koomhaum, tsev txhab nyiaj;Nyob hauv zej zog phab ntsa, chaw nyob ntiag tug, villa phab ntsa, qhov rooj thiab qhov rais, txoj kev loj, railway guardrail thiab ciam teb kab thiab lwm yam kev tiv thaiv kev ruaj ntseg.Piv nrog rau cov tsoos braided barbed hlua, t ...
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