preventer
特殊用法axial mixing preventer1.■轴向防混器backflow preventer1.■回路抑止器blowout preventer1.■防喷器, 防喷装置, 封井器blowout preventer of stuffing box type1.■泥包式防喷器blowout preventer of three stage packer type1.■三段密封器式防喷器burning preventer1.■防燃器excess voltage preventer1.■过电压防护装置foam preventer1.■防泡剂hydraulic blow out preventer1.■液压防喷器interference preventer1.■干扰防护装置oiling-off preventer1.■油脂析出防止剂revolving blow-out preventer1.■旋转式防喷器run-back preventer1.■反方向行驶防止器, 逆方向转动防止器spark preventer1.■火花防止器static blow-out preventer1.■静力防喷器waste preventer1.■冲水箱
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