Cigar Box: Another descriptor for a cedary aroma.

Objective : To determine the best method for identifying Cortex Toomae Sinensis and Cortex Ailanthi Altissimae.

目的: 确定香椿和臭椿的最佳鉴别方法.

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Apart from joining the PATHS workshop, all S 1 students received seedlings to plant at home.

中一级学生除了参与[共创成长路]的工作坊外,还收到三色堇幼苗回家栽种.

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Xishan offering tea, delicious fragrance, as throughout. Mr.

西山茶名闻遐迩,清香可口, 远销各地.

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Xiding district is the main region A Li Mountain tea.

隙顶地区是阿里山高山茶的主要产区.

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Some scholars believe this Kingdom of Fusang is California.

一些学者认为这个扶桑国就是加利福尼亚州.

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The road was lined with mulberry trees.

路边桑树成行.

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European mulberry having dark foliage and fruit.

欧洲种桑树,叶和果实为黑色.

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The mulberry trees were bare and the fields were brown.

桑树光秃秃的.田野也是一片荒凉.

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New mulberry trees wereplanted, silkworms and looms brought in.

现在当地种植了新的桑树, 也引进了蚕和织机.

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The mulberry trees bare and the fields were brown.

桑树光秃秃的,田野也是片荒凉.

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Harmonic control and reactive power compensation is the important problem which need to solve urgently. Currently, method generally choose hybrid electric power filter system which combinate static reactive compensation ( SVC) and active filter ( APF).

谐波抑制和无功补偿是当前电力系统中迫切需要解决的问题，目前一般是采用静止无功补偿（SVC）和有源滤波（APF）相结合的混合型电力滤波系统。

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The characteris-tics and the basic principles of active power filtering technology are introduced in brief, and then the main control strategy of APF is introduced as well as some considerations for the application of APF at last.

首先简要介绍电力有源滤波技术的特点、基本原理，然后介绍APF的主要控制策略，最后对APF技术应用中应考虑的一些问题作简单介绍。

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Increase signal to noise ratio and so increase anti interference capability and appreciation accuracy of the G N Line Determination Meter.

在采用有源滤波的基础上，进一步利用数字滤波和对输入信号线性累加的软件处理，提高了信噪比，从而提高了G-N线检测仪的抗干扰能力和判断的准确度。

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This paper presents a kind of voltage-mode single-phase active power filter based on DSP technology. The structure of main loop and the computation method of reactive power and harmonics current as well as the stably controlling method of the capacitor voltage are illustrated.

介绍一种基于DSP技术的单相电压型有源滤波装置（APF），阐述了该装置的主电路结构、需要补偿的无功及谐波电流计算方法及电容电压稳定控制方法。

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The active filtering circuit by this design enjoys low sensitivities character of the passive ladder network prototype. Design example of five-order elliptic high-pass filter and its PSPICE simulation result are also given.

用该方法设计的有源滤波电路具有无源梯形网络原型的低灵敏度特性，给出了五阶椭圆高通滤波器的设计例子和PSPICE仿真结果。

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As a result, this sort of antenna can be used to focus HPM operating waves or reflect transgressive HPM waves on the bass of forming passive filter device.

该天线根据需要可聚束HPM工作波，也可将外来入侵的HPM波聚束后发送回原处，可形成空间有源滤波等器件。

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The Unified Power Quality Conditioner ( UPQC) is an important represent in the active power filter family.

统一电能质量调节器（UPQC）是有源滤波家族中的重要代表。

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On the basis of control system CAD and engineering experiences of circuit design, the paper presents a kind of practical optimum CAD method to design active filter and correction network circuits, which have been widely used in continuous minimum phase control systems.

在控制系统CAD和实际电路设计经验基础上，针对广泛使用的连续控制系统中有源滤波和校正网络电路的工程设计，提出了一种实用的优化设计CAD方法。

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The simulation results through MATLAB confirm the control methods under different compensating functions, and rapid response and validity of the control system, and also good compensating performance of medium-voltage SVG with active filter function.

通过MATLAB仿真研究验证了所提出的各种补偿功能下的控制方法，并证实了该控制系统的快速性和有效性，以及有源滤波型中压SVG的良好补偿性能。

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Integrated Parameter Optimization Design of Series Hybrid Active Power Filter The design method of output filter ( OF) mainly depend on engineering experience, that does not include the influence of OF to the compensating ability and property of the whole system.

串联混合型有源滤波系统的整体优化设计现有的输出滤波器（Output Filter，OF）参数设计大多以工程经验选取为主，没有考虑输出滤波对有源滤波系统的补偿能力和补偿性能的影响。

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