preventers
英
美
(preventer 的复数) n. 妨碍者, 妨碍物, 预防者
preventer 的复数
双语例句
- As a part of what happened in the postdeepwater horizon world, all these blowout preventers were actually broughtback to what we call original equipment manufacturer standards.
作为出现在之前的深海地平线事件中的部分，实际上，所有带回的这些防喷器实际上就是我们所说的原始设备制造商的标准。 - A visual check of air gaps is sufficient, but mechanical backflow preventers have to be tested with properly calibrated gauge equipment.
尽管安装气隙足够目视观察，但是机械式防回流阀还是必须用适当量程的仪表设备进行检测。 - The new drilling regulations are expected to require drillers to have independent operators certify that the blowout preventers work as designed to shut off the flow of oil;
新的钻探法规预计将规定钻探方要求独立勘探运营方保证防爆裂设施带有切断石油溢出功能； - Backflow preventers should never be placed in pits unless absolutely necessary and then only when approved by local codes.
除非绝对必要并经过当地规程的批准，否则绝不应该将防回流阀放置在坑内。 - Analysis on industry standard ( CJ/ T 160-2002): Backflow Preventers
行业标准《倒流防止器》（CJ/T160-2002）的分析 - Watts Dual Check Backflow Preventers can be specified in many different combinations of connection types, sizes, and union options.
美国瓦茨双止回防回流阀可以按照连接类型、通径和接头构成许多不同的组合。 - This valve is used on diverter systems and choke lines leading from the blow out preventers.
此阀用于分流系统和从防喷器引出的阻流管线上。 - Backflow preventers must be installed in high-visibility locations in order to allow for immediate notice of telltale discharge or other malfunction.
防回流阀必须安装在清晰可见的位置，以便能够立即注意到排放报警或其他故障。 - Through more than twenty years efforts, our country has successively developed the blowout preventers for annulus test with different kinds of structures such as "vertical type"," slant type"," place-intype"," lay-down type".
我国经过二十多年的努力，先后研制成功直立式、倾斜式、纳入式和可放式等多种结构的环空测试防喷装置。 - The formation of the gas hydrate will change the drilling fluid property, plugging wellbore and annulus and blowout preventers.
天然气水合物的形成会改变钻井液的性质、堵塞井筒、环空及防喷器； - Calculation of sealing parameters of rubber cores for ram blowout preventers and their structural optimization
闸板防喷器胶芯密封参数算法及结构优化 - Selection and application of additives in the production and application process of polyurethane wood finish were described, such as pigment dispersants, foam inhibitors, levelling agents and sedimentation preventers.
叙述了聚氨酯木器涂料生产和施工过程中助剂品种选择和使用，诸如颜料分散剂、抑泡剂、流平剂和防沉剂等。 - The height ( the height rotary table) of drilling platform that the substructure provides must meet the requirements of drilling technology to install blowout preventers and mud circulation height space.
底座提供的钻台高度（转盘高度）必须满足钻井工艺要求的安装防喷器和泥浆循环的高度空间。