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Kev nyab xeeb thiab txhim khu kev qha Choke Control Panel
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API6A 7500PSI demco av nkos rooj vag valve
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High quality API 6A hydraulic choke valve
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Cov khoom siv roj av hwm-API 6A PFFA rooj vag li qub
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API6A plug thiab tawb choke valve
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Qhov kawg daws rau Precise Flow Control
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API6A wellhead casing taub hau nyob rau hauv cov khoom siv zoo
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Qhov siab tshaj plaws Choke valve tswj vaj huam sib luag
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Ua tau zoo thiab txhim khu kev qha API6A swaco choke valve
Hongxun Roj