查询词典 observable component

Areca nut extract, the main component of AQ, exerts cytotoxicity and genotoxicity to several types of cells.

槟榔子水萃取物为槟榔嚼块之主要成分，且对於多种型态细胞具有细胞毒性以及基因毒性。

Arecoline is the main function component of betelnut.

槟榔碱是槟榔的最主要功效成分。

Then, the sequence voltages of the slack bus is replaced, and finding the positive sequence power flow several times until convergence comes off. Compared with the three-phase Newton-Raphson method, the Jacobian matrix with the proposed algorithm is of much lower order. The computation of finding the negative sequence component from the coupling power is only division arithmetic.

本文算法中修正方程式的雅可比矩阵阶数同单相潮流算法相同，是传统三相潮流算法的1/3，而通过耦合功率求解负序分量的计算，仅仅是简单的除法运算，计算量远远小于高阶矩阵的处理，因而总体上，与传统方法相比，大大降低了计算量。

Firstly it describes the development ,basic principle and application and propagation characteristic of mobile channel , then investigates the system structure of DAB transmitter and receiver separately and the key technology of realization of the digital audio broadcast system.And then discusses the system component of FFT －the demodulation module of OFDM .The 409- points FFT module employs a radix-4 decimation-in-frequency algorithm, includes arithmetic element , read and write address element ,twiddle factor element and control element , is realized by FPGA. In the end , the result is verified in the matlab .

首先概述了OFDM的发展、基本原理和应用以及移动信道的传播特性，接着分别研究了数字音频广播接收机和发射机的系统结构，以及数字音频广播系统实现的关键技术，然后详细论述了OFDM解调模块FFT的系统结构，主要研究了4096点FFT采用基－4按频率抽取实现的算法，整个FFT模块包括了运算单元、读写地址单元、旋转因子单元以及控制单元，并且在FPGA中进行了硬件实现，并在matlab环境下对结果进行了验证。

The most important processing hardware component is the central processing unit, which compreses the control unit and the arithmetic/logic unit.

计算机最主要的处理硬件就是中央处理器，它包括控制器和计算与逻辑处理单位。

At least one armature connects the optical component interface with the base.

在优选的实施例中，基底表面可以被固定到一光具座上。

For the problem of which detecting the defects in bonding Interface between an armor plate and a concrete component.

为此，本文对钢板脱粘情况进行了红外热像检测研究。

As an important component of Chinese paper cutting paper cutting art of the non-polar long history.

作为中国剪纸重要组成部分的无极剪纸艺术历史悠久。

It is an important component of art of national vocal music of our country to sing art in folk song.

民歌演唱艺术是我国民族声乐艺术的重要组成部分。

Navigation has been used in an effort to increase the accuracy and consistency of hip arthroplasty component position.

导航技术应用的目的是增加髋关节置换假体位置的精确性和一致性。

A strange and mysterious deep sea creature.

一种奇异、神秘的深海生物。

It's a yellow rectangle .

这是黄色的长方形。