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Valavu yapamwamba kwambiri ya API 6A hydraulic choke
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valavu yolumikizira ndi yolumikizira ya API6A
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Yankho Labwino Kwambiri Lowongolera Kuyenda Kwabwino Kwambiri
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Choke valve control panel yapamwamba kwambiri
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Valavu yogwira ntchito komanso yodalirika ya API6A swaco choke
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Valavu yosinthika ya API6A yoyendetsera ntchito zowongolera chitsime
Mafuta a Hongxun