Unlike the song sparrow, which repeats one of its several song types in bouts before switching to another, the warbler continuously composes much longer and more variable songs without repetition.
北美歌雀在切换到另一种类型之前，会一声一声地重复其中的一种，与之不同的是，北美歌雀会连续地创作更长的、更多变的歌曲，而不会重复。
Structure parameters of its variable intake system, such as diameter and length of intake manifold, switching speed of control valve switch, etc. , are optimized.
对该汽油机采用的可变进气系统的歧管直径和长度、控制阀开关的切换转速等结构参数进行了优化设计。
The author analyzes common ways to inspect the air throttle position sensors of linear variable resistor 'switching and decoding.
对线性可变电阻型、开关型、编码型节气门位置传感器常用的检修方法进行分析和探讨。
The paper presents a SPWM frequency variable and velocity variable system with SCR as main switching devices. The proposed scheme has been verified through experiment.
介绍一种以SCR作主开关器件的SPWM控制方式的变频调速系统，并通过实验对提出的方案进行了验证。
Real time switching of the system structure by method of variable structure control of information flows is studied.
研究通过信息流变结构控制方法实现对系统的信息结构进行实时切换的问题。
The switching function includes the integral of tracking error to avoid assuming that the derivative of desired signal must be known in conventional sliding mode variable structure control.
通过在切换函数中引入跟踪误差积分项，消除了传统滑模变结构控制需要被跟踪信号导数已知的假设。
By means of the commonly-used domestic variable duration impulse integrated controller, alternative design was carried out on PWM control chip of switching power on overseas equipments.
介绍了利用国内常用的脉宽调制型集成控制器对国外装置上开关电源的PWM控制芯片的替换设计。
The special feature of variable rate reaching law is that it is directly proportional to the norm of state vector and can result in a sector-shaped switching region.
以变速趋近律为到达条件，可产生扇形切换区，并可期待原点的稳定性。
To alleviate the problem of variable switching frequency, a novel quasi DPC control strategy with current loop was represented through the analysis of PWM rectifier instantaneous power.
可变开关频率为缓解这个问题，一种新型的准DPC控制策略与电流回路通过PWM整流器瞬时功率的分析表示。
Based on the given switching functions, the variable structure controllers are designed.
基于所给切换函数，设计了变结构控制器。
In this paper, we suggest to use PPS for the variable-length packet switching.
文章提出将多平面交换的结构用于变长数据包的交换。
At least one of the plurality of resistive memory cells may include a switching device and a data storage element including a variable resistor connected in parallel with the switching device.
多个电阻存储器单元中的至少一个可包括开关设备和数据存储元件，该数据存储元件包括与开关设备并联连接的可变电阻器。
We designed and implemented a simplified link-level protocol with elastic buffered flow-control and buffered wormhole routing switching, it can support to transmit variable-length packet.
提出了一种采用伸缩缓冲流量控制方法、缓冲虫洞路由交换机制、支持可变长度数据包传输的链路控制协议。
The time optimal feedback control is one of variable structure controls, whose sliding-curve is its switching-curve.
最速反馈控制是以其开关曲线为滑动曲线的变结构控制。
Owing to applying the model of sliding mode variable-structure control that has compensation of disturbance monitor, switching control function was controlled by sliding mode.
模型用带扰动观测器补偿的滑模变结构控制，对控制函数切换并受滑动模态控制。
Discrete index asymptotic law and discrete variable speed asymptotic law are combined to form the smooth switching asymptotic law, and the theoretic analysis is validated by simulation.
将离散指数趋近律与离散变速趋近律结合为平滑切换的组合趋近律并以仿真看其控制效果；
A global sliding model variable structure control approach and a sort of hierarchical switching scheme used with equivalent equation are proposed for a class of multi-input systems.
在多输入系统控制中提出了全程滑模变结构控制方案和利用等效滑模方程进行的递阶滑模变结构控制方案。
Increased performance - reduced consumption: Use of variable CAM timers in vane type design and switching tappets for CAM profile switching in Porsche's Variocam model.
提高性能-减少消费：使用可变凸轮计时器在叶片型设计和开关t appets的开关凸轮轮廓在保时捷的VarioCam模式。
Increased performance - reduced consumption: Use of variable CAM timers in vane type design and switching tappets for CAM profile switching in Porsche's Variocam model.
提高性能-减少消费：使用可变凸轮计时器在叶片型设计和开关t appets的开关凸轮轮廓在保时捷的VarioCam模式。
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