Ọdịmma China okpukpu abụọ flange dị elu na-ebubata valvụ uru uru, na-enye nchebe maka ọrụ gị
Ọdịmma China okpukpu abụọ flange dị elu na-ebubata valve urukurubụba, na-enye nchebe maka ọrụ gị N'ime ụlọ ọrụ mmepụta ihe nke oge a, China's dual flange high-performance nru ububa valvụ, dị ka isi ihe njikwa pipeline, na-eji ọtụtụ ebe na vari ...
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