形端口阀内件截止阀比塞形阀瓣或球形阀瓣截止阀具有更加线性的节流曲线,但是,所有这些类型的截止阀都不建议连续用于严格的节流应用中,这种情况可能需要采用控制阀。
V-port trim has a more linear throttling curve than plug or ball discs, but none of these trims are recommended for continuous severe throttling which may require using a control valve.
研究表明:偏置直流的增加,降低了材料的磁导率,提高了截止频率,并且在一定偏置直流范围内,磁导率呈线性变化。
The results show that permeability decreases and cut-off frequency increases with the increase of DC bias. Permeability varies linearly in the certain range.
本文推导了计算非线性薄膜对称平板光波导te模截止值的精确公式。
An accurate formula is derived for cutoff values of te modes in the symmetric slab optical waveguide with a nonlinear thin film.
本文报导了由质子交换工艺在铌酸锂衬底上制作的单模条波导截止调制器和非线性电反馈组成的混合光学双稳态器件。
The paper reports the hybrid optical bistable device made of cutoff single mode- channel waveguide modulator in a X-cut Y-propagating LiNbO_8 substrate and nonlinear electric feedback.
为了解决启动期间压力增长过快和非线性问题,提出了基于压力斜率截止负反馈的模糊控制方法。
In order to solved the problem of ever-increasing during the start period and the non-linearity characteristic, the fuzzy controller based on the slop cut-off negative feedback of stress was proposed.
为了解决启动期间压力增长过快和非线性问题,提出了基于压力斜率截止负反馈的模糊控制方法。
In order to solved the problem of ever-increasing during the start period and the non-linearity characteristic, the fuzzy controller based on the slop cut-off negative feedback of stress was proposed.
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