... double preventer 双闸板防喷器 ram preventer 闸板防喷器 voltage preventer 过电压防护装置 ; 过电压保设备避雷器 ; 过电压防护装置过电压保设备避雷器 ...
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blind ram preventer 全封闭闸板防喷器
single ram preventer 单闸板防喷器
triple ram preventer 三闸板防喷器
pipe ram preventer 管子闸板防喷器
shear ram preventer 剪切防喷器
blind d ram preventer 全封闭闸板防喷器
ram blowout preventer 闸板防喷器
double ram type preventer 双闸板型防喷器 ; [油气] 双闸板防喷器
During the process of using the Ram Blowout Preventer, the sealing effect is the key.
闸板防喷器在使用过程中，密封效果是关键。
Variable bore ram-type blowout preventer, as an improved blowout preventer, is capable of sealing around drill pipes with a range of sizes and has advantages such as low cost and convenience.
可变径闸板防喷器作为新型的闸板防喷器，能够密封一定范围内多种规格的钻具，具有成本低、使用方便等特点。
Variable bore ram-type blowout preventer, the improved type, is capable of sealing drill tools whose sizes are within a certain range, and has advantages of low cost and convenience.
可变径闸板防喷器作为新型的闸板防喷器，能够密封一定范围内多种规格的钻具，具有成本低，使用方便的优点。
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