检测sca基因的动态突变是目前诊断sca的唯一有效方法。
The detection of dynamic mutation is the only way for gene diagnosis of SCA.
系统利用重复控制抑制非线性负载下的电压畸变,利用瞬时值反馈控制加快负载突变时的动态响应过程。
Repetitive control is used to reduce voltage distortion under nonlinear loads and instantaneous feedback control is designed to quicken the dynamic response process under abrupt load variation.
动态的基因突变和基因重组被认为是流感病毒A的致病性和宿主趋向性改变的关键因子。
Dynamic gene mutation and the reassortment of genes have been considered as the key factors responsible for influenza a virus virulence and host tropism change.
基于迭代映射和突变论构造了两类加工误差流动态模型,提出了加工误差控制的原理、策略和方法。
Two kinds of dynamic models of machining error flow are developed on the iterated mapping and catastrophe theory. The principle, strategy and method of real-time machining error control are proposed.
通过动态调整油泵齿条位置实现对柴油机突变负载下转速的闭环控制,从而保证在不同工况下转速的稳定性。
By adjusting dynamic fuel pump rack position, closed loop of engine speed in suddenly changing of load was realized in this model. It could keep engine speed stability in different status of engine.
与同类型的尾平衡技术对比可知,该技术可实现滚动动态平衡,从而降低电机负载突变波动,使系统平稳运行。
Compared with the same kind of tail balance technology, this technology can realize the dynamic balance, which decreases the motor load mutation and undulation, and makes the system run smoothly.
针对一类非线性系统给出一种基于学习方法的突变故障诊断方法,设计了一个观测器,以此来检测、辨识和诊断一类非线性系统动态系统的故障。
A diagnosis method on abrupt faults of nonlinear system in learning approach is provided by a detector which is designed to detect, identify and diagnose the faults in the dynamic nonlinear system.
本文应用移流弥散模型研究盐分弥散带及其动态变化,并与突变界面模型进行了比较。
The Salt dispersion zone and its movement are studied by means of a convection-dispersion model and by comparison with abrupt interface model.
其次,本文对我国1953 - 2006年间能源消费与经济增长的动态特征进行了研究,发现两者存在结构突变的可能。
Secondly, the paper studies the dynamic characteristics of the energy consumption and economic growth with the statistics data from 1953 to 2006 and finds they have the possibility of structure break.
其次,本文对我国1953 - 2006年间能源消费与经济增长的动态特征进行了研究,发现两者存在结构突变的可能。
Secondly, the paper studies the dynamic characteristics of the energy consumption and economic growth with the statistics data from 1953 to 2006 and finds they have the possibility of structure break.
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