A na-eji pipeline mmiri AWWA C200 ígwè ọkpọkọ mmiri n'ọtụtụ ebe na mpaghara / ụlọ ọrụ ndị a: ọdụ ụgbọ mmiri hydraulic, ụlọ ọrụ na-enye mmiri na-enye mmiri, penstock mmiri, mmiri mkpofu ọkpọkọ AWWA C200 ụkpụrụ na-ekpuchi butt-welded, ogologo-seam ma ọ bụ spiral-seam welded structural ígwè ọkpọkọ, 6 ...
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