气管系统

灭幼脲对亚洲玉米螟胚胎气管系统形成的影响

The influence of a chitin synthesis inhibitor on the tracheal system formation in the embryo of Asian corn borer

采用电镜和组织化学法，研究了昆虫气管系统的超微结构。

Using transmission electron microscopy and tissue chemical methods of the ultrastructures of the tracheal system were thoroughly studied in insect .

这两类哮喘症中气管系统均变得非常敏感，气管的直径收缩，急性发作后就是典型的无症状期。

In both types the tracheobronchial tree becomes hypersensitive , and the diameter of the airways shrinks . Acute episodes are typically followed by symptom-free periods .

在动物界中，除了简单的被动扩散方式，主要进化产生了两类供氧方式：呼吸蛋白和气管系统。

Apart from oxygen diffusion through oxygen concentration gradient , there are other two ways for oxygen transport in animal kingdom : respiratory protein and tracheal system .

多变量PID神经元网络控制系统在集气管压力系统中的应用

The application of the multivariable PID neural network control system in the collector pressure system of coke oven

通过对焦炉煤气集气管压力系统的分析研究，建立控制系统的集气管压力协调控制方案，使得系统在传统PID控制的基础上，能够按照系统实际运行状况智能选择控制策略。

Through analysis and study on coke-oven gas collector pipe pressure system , a coordinated control scheme for gas collecting pipe pressure of control system was proposed . On the basis of traditional PID control , the system can select control policy intelligently according to practical operation condition .

焦炉集气管压力系统建模及智能控制的研究

Modelling and Studying of Intelligent Control for Gas Collector Pressure System of Coke Ovens

实践证明该方法有效实现了对集气管压力系统的智能控制。

It proves that intelligent control is solved availably in pressure of gas collector system .

针对焦炉集气管压力系统具有多回路、强耦合、非线性的特点，提出了一种综合控制算法。

According to the characteristics of nonlinear , close coupling and multiple loop for coke oven collector pressure control systems , a new mixed control method is proposed .

针对具有工况复杂、多变量耦合等特点的焦炉集气管压力系统，提出了一种专家规则与模糊控制相结合的多级智能控制策略。

A multilayer intelligent control method combining expert rule with fuzzy control for pressure system of coke oven collecting gas pipe was proposed according to its complex properties with multivariable coupling .

慢性气管炎与系统性红斑狼疮患者循环免疫复合物、C3及C（3c）水平的比较

Comparison Studies on Levels of CIC , Complement C and Its Breakdown Product C_ ( 3c ) in Chronic Bronchitis and Systemic Lupus Erythematosis

基于解耦控制的焦炉集气管压力控制系统

Coke Oven Collector Pressure Control Systems Based on the Uncoupling Control

基于模糊神经网络的多集气管压力控制系统

Multi-Set Airway Pressure Control System based on Fuzzy Neural Network

本文介绍了长春焦化厂焦炉集气管压力控制系统改造项目的工程概况。

This thesis introduces the engineering outline of " Refrom item of coke oven collector pressure control system of Chang-Chun charking factory " .

但是，集气管压力控制系统是一个多变量、非线性、时变性、大滞后的复杂控制系统，难以建立数学模型。

But the gas collector pressure system is a complex multi-variable non-linear , time-varying , long time-delay control system and is not easy to set up its mathematical model .

燃料气管网自动监控系统研究与开发

Development of automatic monitoring system for fuel gas pipelines

美托洛尔和芬太尼对高血压病人气管插管致循环系统反应的作用

Effects of Metoprolol and Fentanyl on Circulatory Response to Tracheal Intubation in Hypertensive Patients

密闭式气管内吸痰系统移动部件少，形成密闭吸引系统，操作简便，可有效避免交叉感染。

Closed endotracheal suctioning ( CS ) system is a closed suction system with little movable parts , which is easy to be operated and effective to prevent nosocomial infection .

但是，对于三个集气管或者三个集气管以上的系统，控制其压力比以往两集气管系统难度要大得多。

Comparing the two gas collectors system , controlling the pressure for the three gas collectors or over three ones will more difficult .