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Ivalvu yokutshixa ye-hydraulic ye-API 6A esemgangathweni ophezulu
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Ivalvu yokutshixa kunye ne-valve ye-API6A ye-plug kunye ne-cage
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Isisombululo Esigqibeleleyo Sokulawula Ukuhamba Komoya Okuchanekileyo
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Iphaneli yokulawula ivalvu yeChoke ephucukileyo kakhulu
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Ivalvu ye-swaco choke ye-API6A esebenzayo nethembekileyo
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Ivalvu yokutshixa ehlengahlengiswayo ye-API6A yokusebenza kokulawula umthombo
Ioli yeHongxun