目的:探讨老年脑梗塞血液黏滞度变化的规律及临床意义。
Objective To study various rules of blood viscosity and clinical meaning of senile cerebral infarction.
在保证小扰动稳定前提下,电力系统可承受的最大时滞称为时滞稳定裕度。
Delay margin is defined as the maximum time delay that system can sustain without losing its small signal stability.
薄膜开关主要用于低压应用,对磁滞、精确度和可重复性要求较低。
This diaphragm switch is ideal for low pressure applications that require low hysteresis, accuracy and repeatability.
本文针对TCP网络系统的时滞特性,设计基于内模补偿控制器,提出了基于幅值与相位稳定裕度的控制参数整定方法。
The internal mode compensation controller is designed for the delay performance of TCP network system. The controller tuning method is presented based on the gain and phase margin.
相对于传统的集成霍尔传感器,磁集极霍尔传感器具有高线性度、低磁滞、高灵敏度、体积小、价格低等优点。
Compared to traditional integration Hall sensor, IMC (integrated magnetic concentrator) Hall sensor has the advantage of high sensitivity and low hysteresis, high linearity, small bulk, low price.
利用构造正定矩阵的方法,给出了判别不确定时滞系统鲁棒稳定的几个新结果,同时讨论了这类系统的稳定度。
By using the method of constructing positively definite matrix, some new results for robust stability of uncertain time_delay systems are derived, and the stability degree is also discussed.
通过引入一个灵敏度参数,将原最优输出跟踪控制问题转化为不含超前项和时滞项的一族两点边值问题。
By introducing a sensitivity parameter, the original optimal output tracking control problem is transformed into a series of two-point boundary value problems without time-advance or time-delay terms.
结果表明:元件的灵敏度较高、湿滞较小,元件的电容值和阻抗值随频率与相对湿度而变化。
The results show that the sensor has high sensitivity, small hysteresis. The capacitance and impedance of the sensor vary with the relative humidity and the frequencies.
建立了压电作动器的机电模型,证明了电荷反馈控制对于减小回滞现象、提高线性度有明显的作用。
And an electromechanical model of piezoelectric actuator is presented to demonstrate that charge-feedback control is prominently effective to reduce hysteresis, creep and to improve linearity.
目的:探讨4种恶性血液病患者血液粘(滞)度变化规律和在临床上的意义。
Aim: to elucidate various rules of blood viscosity of 4 kinds of malignant hematonosis patients.
运用S—G水滞频段,无需测量土的含水量,就能快速、无损、定量的测定土的压实度。
Because of the S-G water frequency band being used, it is possible to fast and nondestructive measure compaction of subgrade without water content measuring.
本文研究一类时滞可公度的中立型系统的反馈镇定。
The problem of feedback stabilization for a class of neutral systems with computible delay is studied in this paper.
对不同压实度、含水量的土壤进行了测定,提出了在瞬态冲击下,存在新的SX水滞规律。
By measuring different kinds of soil with different compactness and moisture content, the authors put up a new law of SX water-retardation in a state of instantaneous impulsion.
将所提出的MR阻尼器不对称滞环模型应用在二自由度“四分之一”汽车模型,并用“空挂”控制律来实现对MR阻尼器阻尼力的自动调节。
The proposed asymmetric model of an MR-damper is employed in a 2-dof "quarter-car" model, and the "skyhook" control law is applied to implement variable damping deduced from the MR-damper.
利用模糊集合的隶属度函数,模糊条件句和模糊控制规则,实现对一阶线性时滞系统的控制。
Using membership function of fuzzy set, fuzzy condition sentence and fuzzy control rules, the fuzzy controller completes the control of the first-order linear delay system.
针对一类具有时滞的双重积分对象,根据内模控制理论提出一种二自由度IMC-PID控制器设计方法。
The design procedure of the two-degree-of-freedom IMC-PID controller for doubly integrating plants with delay is proposed based on the internal model control theory.
针对网络化控制系统中网络时滞与对象模型不确定性,提出了一种二自由度内模控制器的优化设计方法。
A two-degree-of-freedom internal model controller (IMC) is designed for networked control system (NCS) to deal with the network-induced delay and plant uncertainty.
针对化工不稳定时滞过程,提出一种两自由度控制结构。
This paper presents a kind of non-spherical two-degree-of-freedom motor.
针对化工不稳定时滞过程,提出一种两自由度控制结构。
This paper presents a kind of non-spherical two-degree-of-freedom motor.
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