Actions containing employee status, which is needed to filter active employees.
筛选活跃职员所需的操作，包含职员状态。
Unlike Seam's remote calls, however, the JSF life cycle is active during an asynchronous Ajax4jsf request, hence the need for a servlet filter rather than a regular servlet.
与Seam的远端调用不同，JSF生命周期在Ajax4jsf异步请求过程中是活动的，因而需要servlet过滤器而非常规的 servlet。
By comparison, it is proposed that the active filter is one effective method of the decrease pressure pulsation.
通过对比，提出主动滤波是降低压力脉动的一种行之有效的方法。
Active power filter is a new power electronic plant restraining harmonic and compensating reactive power.
有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。
The next example is of a specific filter for Active Directory that explains the mapping in more detail.
下一个示例是关于ActiveDirectory的特定筛选器，该示例详细地介绍了映射。
Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.
有源电力滤波器用于动态抑制谐波和补偿无功，可以有效地改善电网质量。
Power quality is getting along with the extensive application of nonlinear load, active power filter technology is the valid way to settle the problem.
随着非线性负荷的广泛使用，电能质量日益下降，有源电力滤波技术是解决该问题的有效手段。
This paper is focused on a shunt active filter based on detection of harmonic voltage to attenuate harmonic propagation in a power distribution network and its installation site selection.
本文着重论述了基于电压检测的并联型有源滤波器在放射状配电网谐波抑制中的应用及其安装点的选择。
Power quality is getting worse with the extensive application of nonlinear load, active power filter technology is the effective way to settle the problem.
随着非线性负荷的广泛使用，电能质量日益下降，有源电力滤波技术是解决该问题的有效手段。
In this paper, the principle of balanced transformation is analyzed; the balance mode, detection of compensating currents and controlling method of the active filter are discussed.
文中分析了系统平衡变换原理，讨论了系统的平衡方式、补偿电流检测与有源滤波器控制方法。
A method of current detect and control for the new active power filter (APF) is presented, which has the ability of canceling harmonic and compensating reactive power at the same time.
提出了一种新型的有源电力滤波器电流检测和控制方法，在补偿谐波电流的同时还可以进行无功补偿。
The study on shunt active power filter, which is a novel device compensating harmonics and reactive power current simultaneously, is the focus in the field of power quality control.
并联有源电力滤波器作为一种新型的谐波、无功综合补偿系统，是电能质量控制领域中的研究热点。
Active band-pass filter is a important section of pulse width modulated rebalance loop.
有源带通滤波器是脉冲调宽再平衡回路的一个重要部分。
Active power filter (APF) is a new power electronics device used to restraining harmonics and compensating reactive power.
有源电力滤波器是一种用于抑制谐波、补偿无功的新型电力电子装置。
Real-time and accurate harmonic detection and control is the key for practical active filter implementation.
实时、高精度的谐波检测和控制是有源滤波器的重要部分。
The active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.
有源电力滤波器是一种用于动态抑制谐波，补偿无功的新型电力电子装置。
Impact of backwashing on biomass growth in biological active filter was researched.
研究了反冲洗对生物活性滤池生物量的影响。
The performance and mechanism of active surface filter aid are researched with V-Ti magnetite as test object.
以钒钛磁铁矿为试验对象，研究表面活性型助德剂的助滤性能及机理。
The active filter acts as an infinite impedance to the external for the fundamental frequency and as a low resistor for harmonic frequencies.
对外电路而言，在基波频率下有源滤波器被控制为无限大阻抗，在谐波频率下被控制为小电阻。
A novel single-phase hybrid active power filter applied to electrical railway system is proposed.
提出了一种适用于电气化铁路的新型单相注入式混合有源滤波器。
In this paper, a three phase hybrid power filter composed of a Thyristor Switched filter (TSF) and an Active power filter (APF) is introduced.
介绍了由晶闸管投切滤波器和有源滤波器组合构成的一种三相混合电力滤波器。
Active power Filter (APF) technology is one of the important ways to realize harmonic wave compensation of electrical network and improve the quality of power supply.
有源电力滤波器(简称APF)技术是一种实现电网谐波补偿、改善供电质量的重要方法。
This paper presents a hybrid active filter system, which consisted of shunt active filter and series smoothing reactor.
为此，提出了一种由并联有源滤波器和串联平波电抗器组成的混合有源滤波系统。
These growing pollutions had resulted in widespread application of active EMI filter technology and in the meantime higher requirements were raised to active EMI filter technology.
这些日益严重的污染，使有源emi滤波器技术得到了很广泛的应用，同时也对有源滤波技术提出了更高的要求。
Especially three-phase four-wire active power filter hardware has simple structure with only three group switch device.
特别是三相四线制有源电力滤波器硬件结构简单，只有三组开关器件。
The key of active power filter harmonic detection is the design of digital low-pass filter.
有源电力滤波器谐波检测中数字低通滤波器的设计是关键。
However, the adoption of active filter technique a kind of reasonable, valid means to solve modern electric power quality problem.
而采用有源滤波技术是解决现代电能质量问题的一种非常合理、有效的手段。
A new control method for the three-phase aeronautical active power filter was proposed.
提出了一种新型三相航空有源电力滤波器的控制方法。
If active filter circuit is adopted, wet tantalum capacitor will face test of high voltage and high frequency.
一旦采用有源滤波电路，钽电容器将面临高压和高频性能的严峻考验。
If active filter circuit is adopted, wet tantalum capacitor will face test of high voltage and high frequency.
一旦采用有源滤波电路，钽电容器将面临高压和高频性能的严峻考验。
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