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。

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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；

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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。

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Pressure from the F.

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The RVP is based on a test that measures vapor pressure of the gasoline blend at 100 degrees F.

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But amid speculation that GM is less enthusiastic about the deal than Ghosn, his determination to seek a North American partner shifts the attention to Ford (nyse: F - news - people ), which, like GM, is struggling under intense competitive pressure.

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