子系统

When the system is composed of unstable subsystems and stable subsystems, it is proved that if the activation time of stable subsystems is relatively large compared with that of unstable subsystems, then the boundness is guaranteed.

当切换系统中含有不稳定子系统时，证明了当切换规则满足一定条件时，仍可保证切换系统是有界的。

The cost of the saved energy correlated to an equivalent electric energy is greater than the expense at the corresponding increase in collector surface area implying an annual benefit per unit colling capacity of about 18-30

本文中的热驱动系统是一个太阳能集热器子系统，考虑到吸收式制冷机热源进出口温差约30℃的具体情况而作了相应优化。

To actualize the circular economy, the economic system should be considered as the subsystem of the ecological system, and beyond dispute, the ecological principle and the economic principle has proved to be followed contemporarily.

循环经济要求从物质和能量流动的基本关系出发，把经济系统看成是自然生态大系统的一个子系统。生态规律是社会可持续发展的根本要求，经济规律是经济运行的内在机理。

According to the characteristics of capacity of station and diagram under unbalanced transportation condition, through setting the status random variables, the paper describes the dynamic operation process of three operation subsystems in marshalling station, which are receiving and discomposing, marshalling and departure.

根据不均衡运输条件下的点图能力特点，设置状态随机变量，对编组站的到解、编组和出发3个作业子系统的动态作业过程进行描述。

In order to meet the need of ZaoZhuang tax bureau, conforming to the international standard and the require of the Office Automation System and the Internet of Computer, applies the rule of safety countermeasures and the technical of internet computer. Determines the target and function; the position and quantity of systems are placed; forecasts the enlargeable of system in the future; appraises the reliability of system; gives the scheme of the Premises Distribution System and the Security System.

针对大楼的功能需求，依据国家和国际标准规范，以及对办公自动化系统和计算机网络的要求，综合运用电子信息技术、计算机网络技术、安全防范技术等确定各子系统的目标、功能；系统设备和用户设备安装位置、连接介质的种类、管线分布路由、信息插座的数量及其分布；预测未来数年扩充可能性；评估系统可靠性；提出综合布线的方案和安全防范系统设计方案。

In addition, it engages in building the planning and executional elements with a rare systematic rigour. From strategy to systems, identification of customer value/satisfaction elements, description of the subsystem factors, enunciation of the marketing mix elements, and by forging a strong link to city governance, he achieves the necessary combination of coverage and depth, practicality and reflective insight.

此书试图在一个严谨的理论体系之内构建规划与执行的诸要素，从战略到系统，从对顾客价值和顾客满意的识别要素、战略规划子系统的各要素以及城市营销组合要素的论述到与城市治理建立坚实的联系，他的研究达到了理论深度和广度、实用性和思想性的必要的、高度的结合。

Presents a new uncertain switched fuzzy system in which all subsystems are fuzzily uncertain.

提出了一类新的不确定切换模糊系统，即切换系统中的每个子系统都是不确定模糊系统。

In each reservoir concludes Monitor and Control System, hydrologic information automatic system and Management Information System.

而目前各个水库中存在着许多相互独立的子系统，如水库监控系统、水情自动测报系统和信息管理系统等。

Then, this text points out that the enterprise is a baroque hypercycle system, the cross catalyzing exists among the sub-systems every moment, this kind of structure provides possibility for the enterprise innovation.

然后指出，企业组是是一个结构复杂的超循环系统，各个子系统之间时刻存在着交叉催化循环，这种结构为企业组织实现创新提供了可能

The Earth environment has its boundary,for its economical scope,it is worked as variousfactors of production limited and not substituted,and it can be divided into theappropriable natural resources and the inappropriable public environmental services.Activities of the economic subsystem are absolutely constrained in the environment.The environment shared by all human being,and acted as public goods too,theeconomic subsystem always tends to ignore the environment so that results inrent-free resources tragedy of the commons,and induces serious environmentalproblems.

人类处于地球宇宙飞船之中，地球环境有边界，它为人类生产活动所提供的各种生产要素——可分割的自然资源和不可分割的公共环境服务是有限并难以替代的，环境中的经济子系统活动必然受环境约束。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。