Until recently, these standards covered PVC (D-2464) and CPVC (F-437) Schedule 80 threaded pressure fitting.
直到最近，这些标准涵盖PV C (D- 2464)和CPVC (F - 437)目录80螺纹压力连接件。
The results indicate that the pressure drop increases as F factor or rotational speeds increase.
结果表明，旋转床气相压降随F因子和旋转速度的增大而增大；
The pressure equation is solved by mixed finite element method, while the concentration equation is solved by finite difference-streamline diffusion finite element method, that is, using SD f.
提出了解不可压缩两相混溶驱动问题的一种新的数值方法，压力方程用混合有限元求解，浓度方程用差分流线扩散方法求解。
The tank contains compressor using freon F-12 as refrigerant, and pressure sensor, and temperature regulator for automatic controlling.
本产品采用氟利昂压缩机组，以F - 12作制冷剂，并装有压力继电器与温度调节器自动控制。
This article briefly discusses the technical application of Delta VFD-F series inverter in constant pressure water supply control system.
本文对台达VFD-F系列变频器在恒压供水控制系统中的应用相关技术作粗略讨论。
Fourthly, the F-P liquid level sensor was fabricated, the practical measurements were carried out both for the air pressure and the water level.
实际制作了双光路光纤F-P腔液位传感器，进行了实际气压模拟试验和实际水位测量试验，取得成功有价值的结果；
FEATURES: Excellent resistance to corrosion of F-12 refrigerant, durable under high pressure.
特性：软管对f - 12制冷剂有优良的耐侵蚀性能，具有可靠的承压能力。
The paper introduces packing features and mechanism of the high pressure boiler F.
介绍高压锅炉给水泵填料密封的特点、填料密封的机理。
The relative displacement is carried out by exerting a pressure force (F) on at least one of the assembly components, approximately in the direction of the longitudinal axis (14).
为了产生所述相对运动，在至少一个待组装的构件上施加一大致沿纵轴线（14）的方向定向的压力（F）。
Two kinds of packing: i. e. carbon with fiber and soft graphite are used. The sealing effect is excellent for high pressure boiler F. W. P.
选用碳素纤维填料和膨胀石墨填料混合使用，密封效果良好。
And finally the influence of negative pressure of furnace hearth, the air feed pressure on internal gas f...
最后举例计算分析了炉膛负压、送风压力对燃烧器内部气动特性的影响。
And finally the influence of negative pressure of furnace hearth, the air feed pressure on internal gas f...
最后举例计算分析了炉膛负压、送风压力对燃烧器内部气动特性的影响。
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