查询词典 Con A

Finally, a method is developed for detecting feature points of the fragment con-tour based on total curvature.

将曲率和挠率相结合得出轮廓曲线上各点的全曲率，然后由全曲率值来检测碎片轮廓的特征点。

Uses the photoelectricity examination color code, PLC control pro and con bidirectional tracing to realize the tangential point to be accurate.

采用光电检测色标，PLC控制正反双向追踪，实现切点准确。

Objective To evaluate the role of FQ-PCR in detection of placental Treponema pallidumDNA for diagnosis of con-genital syphilis.

目的 评价胎盘组织荧光PCR在先天梅毒早期诊断中的作用。

This paper presents a method of realizing embedded system network communication with DM9000AE as a network con troller .

本文介绍了以DM9000AE作为网络控制器的嵌入式系统以太网通信功能的实现方法。

Based on the mathematic model of BLDC motor, a combination of an improved BP neural network and a general PID con- troller is used in its speed servo system.

在分析无刷直流电机数学模型的基础上，采用改进型BP神经网络与传统PID相结合作为速度控制器，应用于无刷直流电机调速系统中。

This paper presents a design method of fuzzy PI parameter adaptive con troller in order to settle better the nonlinear problem of parameters ' changing in direct torque control .

为了更好地解决直接转矩控制系统中的变参数非线性问题，提出了一种适用于异步电动机直接转矩控制的模糊参数PI自适应速度调节器的设计方法

When these actions are completed, the sensor sends a response back to the system con- troller using the ROW_DONE_N.

当这些动作完成后，传感器发送一个响应返回给系统CON组，troller使用ROW_DONE_N。

A linear con- troller is designed to meet the performance specifications,and an anti-windup compensator is designed to weaken the influence of saturation.

引育实际控制系统几乎都会遇到饱和问题，其中输人饱和是控制系统最常见的问题。

Wi山a PID con—troller,it may lead to large overshoot even oscillation,then the steady state and dynamic state performance wil be Worse.

本文提出一种模糊PID控制器，它结合了PID控制和模糊控制的优点，具有较好的自适应和抗干扰能力。

The relationship between the error signal and gain parameters of PID controller is nonlinear, and , a normal controlled system＇ s step response figure , under the condition of ideal change of the three PID gain parameters in the different time , PID con troller.

但是，目前使用的PID控制器大多仍是传统的线性PID 控制器，其控制信号是通过将参考输入与被调节量的偏差及其微分、积分进行简单的线性组合来生成的，而且PID控制器的增益参数在系统动态响应过程中是固定不变的，不能反映偏差信号的变化l2j。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。