这是一个不稳定系统，就像尝试平衡立在指尖上的铅笔一样。
This is an unstable system, like trying to balance a pencil on your fingertip.
对倒立摆的研究可以归结为对非线性、多变量、不稳定系统的研究。
Researching on inverted pendulum can boil down to the research on nonlinear, multi-variable unsteady system.
对倒立摆的研究可以归结为对非线性、多变量、不稳定系统的研究。
The research on inverted pendulum can be diverted to the research on nonlinear, multi-variable and unsteady system.
倒立摆本身是一个自然不稳定系统，时滞的存在更加恶化了系统性能。
Inverted pendulum itself was a naturally unstable system, the system performance was deteriorated by the existence of time delay.
倒立摆是一个典型的快速、多变量、非线性、强耦合的自然不稳定系统。
Inverted pendulum is a typical fast, multivariable, non-linearity, strong-coupling and naturally unstable system.
倒立摆系统是一个典型的单输入多输出、非线性、高阶次的不稳定系统。
The inverted pendulum system is a typical single input and multiple outputs, nonlinear, high order, unstable system.
黄酒发酵溶氧控制系统是一个多干扰的、时变的、非线性的不稳定系统。
The Dissolved Oxygen (DO) control system for rice wine fermentation is an unstable system with multi-disturbance, time-varying and nonlinearity.
作为一个自然不稳定系统，倒立摆一直被用作实时控制系统实验的控制设备。
As an inherently unstable system by nature, the inverted pendulum has been used as the controlled device in a prototype real-time control system.
球杆系统是一个非线性不稳定系统，其中小球在导轨上滚动过程的动态描述十分复杂。
Ball-beam system is a nonlinear and unstable system. The dynamic description of the ball rolling on the beam is quite complex.
本文根据我们以前提出的四边形聚星起源的模型解释了为什么四边形聚星是不稳定系统。
This paper has proposed an explanation for why the Trapezium is an unstable system, on basis of the model suggested by -the authors before.
对控制结果进行了详细分析研究，对于实现其他不稳定系统的控制，有着一定的借鉴价值。
The control result can be expanded and has a guiding meaning in the control of other unstable system.
球杆系统这样一个非线性不稳定系统是为自动控制原理等基础控制课程教学实验设计的实验设备。
Ball and beam system is a nonlinear and unstable system, which is designed for experiments of basic control curriculum such as feedback control.
在控制领域中，非线性不稳定系统的建模和控制器的设计有许多需要克服的难点问题，有必要首先在实验室中研究。
In control field, there are so many difficult problems to overcome in modeling and controller design for nonlinear and unstable systems, which makes it necessary to do research in the lab first.
磁轴承控制系统是一个涉及了电磁学、控制科学、机械科学以及转子动力学等多门学科的复杂非线性开环不稳定系统。
Magnetic bearing control system is an equipment involved electromagnetic, control theory, mechanical theory, rotor dynamics and other subjects of the complex non-linear open-loop unstable system.
倒立摆系统是一个高阶的、非线性、强耦合的绝对不稳定系统，它是检验各种新的控制理论与方法的一个有效的工具。
Inverted pendulum system is a higher-order, nonlinear, strongly coupled and absolutely instable system. It is an effective tool for validating new control theories and methods.
倒立摆系统是一种典型的非线性欠驱动复杂难控系统，对倒立摆的研究可归结为对非线性多变量、欠驱动、绝对不稳定系统的研究。
The study of this kind of problem can be treated as the study of multivariable, nonlinear, under-actuated and absolutely unstable system.
碟形飞行器是一类较为特别的静不稳定系统，在系统数学模型存在较大偏差的情况下，常规的预测控制设计思路难以获得理想控制效果。
The flying saucer is a certain statically unstable system, and with the model bias, the conventionally designed predictive control system is hard to get ideal control effect.
研究表明：对于稳定系统，频域能控、能观矩阵等于时域能控、能观矩阵；但不稳定系统有频域能控、能观矩阵而无时域能控、能观矩阵。
It is shown that the frequency domain Gramians of stable systems are equal to the time domain ones, and that unstable systems possess only frequency domain Gramians.
数学模型也揭示了食物网可能是不稳定的，顶级肉食性动物的微小改变会对整个生态系统产生巨大影响。
Mathematical models have also revealed that food webs may be unstable, where small changes of top predators can lead to big effects throughout entire ecosystems.
在风能不稳定的一些地区，需要供电事业公司或者能量储存系统来提供备用电能。
In areas where the wind dies down, backup electricity from a utility company or from an energy storage system becomes necessary.
然而，假如一颗已有行星伴随的恒星再要捕获另一颗行星，那么已有行星中的一颗便会改变它的轨道，而这样的结果将会导致系统不稳定。
However, if a star with planets captures another one, then one of its existing planets must change its orbit, and this could make the system unstable.
我们的实验显示，对于大小超过512MB的堆，多数GC花费的时间都会超过5秒，并且会使系统不稳定。
Our experiments show that, for heap size larger than 512 MB, major GC takes more than five seconds, which causes the system to destabilize.
尽管d - i还不稳定，但部署Debian的系统管理员们可能会对这次发布的新东西产生兴趣。
Even though d-i is not stable yet, system administrators deploying Debian might be interested in what the new release will bring them.
如果周期中没有平衡，系统会变得不稳定。
Without this balance in the cycle, the system becomes unstable.
食物链的任何短缺都很可能导致整个生态系统不稳定，也许会形成新的食物链，只由一个或两个物种支配，如水母。
Any shortening of the food chain is likely to destabilise entire ecosystems, possibly leading to new ones in which just one or two species, such as jellyfish, predominate.
有些用户不愿为了得到这些功能，而冒着让系统不稳定或者无法保修的风险。
Some users aren't willing to risk an unstable system or voided warranty to get these features on their own.
曼纳林还表示婚姻的不稳定可能反映出家庭系统中的压力，而这种压力可能直接或在育儿过程中引起孩子的睡眠问题。
It's possible that marital instability reflects stress within the family system, which may influence children's sleep problems directly or through parenting, Mannering said.
曼纳林还表示婚姻的不稳定可能反映出家庭系统中的压力，而这种压力可能直接或在育儿过程中引起孩子的睡眠问题。
It's possible that marital instability reflects stress within the family system, which may influence children's sleep problems directly or through parenting, Mannering said.
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