Slow, continuous change may be the norm during periods of environmental stability, while rapid evolution of new species occurs during periods of environment stress.
缓慢的、持续的变化可能是环境稳定时期的常态，而新物种的快速进化发生在环境压力时期。
Environmental stability of polymer materials.
聚合物材料的环境稳定性。
That is especially true when it comes to clean energy, energy security, environmental stability, and climate change.
当我们在处理清洁能源、能源安全、环境稳定和气候变化等问题时尤其是这样。
From eco-environmental stability the eco-landscape forest is relatively insignificant and the landscape quality is not abundant.
从生态环境稳定性来说相对较弱，景观质量上欠丰富性。
Ceramic materials exhibit many desirable high temperature performances and also provide environmental stability in harsh conditions.
陶瓷材料表现出许多良好的高温性能，并能在恶劣条件下保持良好的环境稳定性。
The holograms made of this material have stronger real time effect, higher diffraction efficiency, better anti-humidity and environmental stability, etc.
这种全息材料具有较强的实时效应，较高的衍射效率，良好的抗潮能力和环境稳定性等特点。
Polyaniline (PANI) is one of the most commercially valuable conducting polymers duo to its low cost, ease of synthesis, excellent environmental stability.
聚苯胺(PANI)因其原料便宜，合成简单，稳定性及抗氧化性能良好，成为最具有商业价值的导电高分子材料之一。
Polyaniline (PANI) is one of the most interesting conducting polymers due to its environmental stability, ease in preparation, exciting electrochemical, optical and electrical properties.
良好的化学稳定性、独特的掺杂现象以及具有优良的电致变色性，使它成为目前导电高分子聚合物领域的研究热点。
Polypyrrole(PPy) is a typical conducting polymer with many advantages such as ease of preparation, special electronic and electrochemical properties, harmlessness and good environmental stability.
聚吡咯（PPy）属于典型的本征态导电高分子，具有容易制备、无毒害和良好的环境稳定性等优点。
The paper pointed out that coal, as a major primary energy, its import and export have bearings on energy safety, environmental pollution and social stability.
指出煤炭作为我国主要的一次能源，其进出口问题关系到我国能源安全、环境污染和社会稳定。
The fiber undergone robust environmental testing that enables its stability against hydrogen-induced attenuation, to ensure long-term reliability of field installed optical fiber cables.
经过恶劣的环境试验证明，低水峰光纤具有稳定的抗氢气引起的衰减性能，可确保现场安装的低水峰光纤光缆长期可靠地工作。
Stability is an important characteristic of anaerobic wastewater treatment systems, environmental and wastewater composition variations are usual causes of instability.
稳定性是废水厌氧生物处理系统的重要特性，环境和水质条件变化是常见的失稳致因。
These biosensors have usually poor stability and are prone to interference from environmental light, apart the high cost of quartz optical fibers for UV light transmission.
除了用作紫外光传输的高成本石英光纤之外，通常，这些生物传感器的稳定性都很差，容易和周围的环境光线产生相互干涉。
A natural yellow pigment was extracted from sunflower ligulate flowers, and its stability at different environmental conditions was studied.
对从向日葵舌状花中提取的天然黄色色素在不同环境条件下进行稳定性研究。
In order to reduce environmental pollution and enhance the resource utilization, the stability move of closed loop supply chain systems with production remanufacturing is very important.
为了减少环境污染和提高资源的利用效率，产品再制造闭环供应链系统的稳定有序运行非常重要。
During the process of lifting large-scale components, the vibration due to environmental loads is the major factors affecting the safety and stability.
大型精密的构件在提升过程中，环境载荷和提升不同步引起的振动是影响提升构件安全性和稳定性的最主要因素。
The factors which impact the stability of the sensor structure mainly include the edge effect, the environmental temperature, the leaking resistance, etc.
影响传感器结构稳定性的因素主要有边缘效应、环境温度、漏电阻等。
The factors of the environmental and interference sources which affecting the stability of CNC system are analyzed, and on this basis, the anti-interference ways for the CNC system are presented.
前言：分析了影响数控系统稳定性的周围环境和干扰源的因素，在周围环境因素影响数控系统稳定性问题上，提出了提高数控系统抗干扰性能的措施；
Over exploitation and environmental degradation have broken down the Bohai Sea ecosystem, and reduced its resilience and stability.
过度捕捞和环境恶化破坏了渤海生态系统的结构，使生物群落生产力下降，生态系统的稳定性转差。
In addition, the research to physical stability of HCS nanoparticles showed that the disposition of particle diameter did not change a lot while the environmental factor changed.
此外对HCS纳米粒子物理稳定性进行考察，结果显示纳米粒子在环境因素改变的条件下，粒径分布变化不大。
It showed that a fast cooling after drawing was of benefit to dimensional stability, straightness, environmental stress cracking resistance, and strength of the drawn tubes.
拉伸时的自然冷却会产生不均匀的产品，快速水冷却拉伸工艺能显著改善管的耐环境应力开裂性，成倍提高其强度。
This paper surveys the stability of international environmental agreements(IEAs)in a game theoretic way.
本文采用博弈论方法研究国际环境协议的稳定性问题。
Features: Environmental, moisture-proof, high strength, good stability, strong flame-retardant and anti-aging.
特点：环保、防潮、强度高、稳定性好、阻燃性强、耐老化。
Stability of computer lab's environmental parameter, good status of power equipment are the primary conditions of guaranteeing communication to run normal.
机房环境参数的稳定、动力设备的良好运行状况是保证通信运营正常的基本条件。
The warship air-wake is a major environmental condition for the helicopter during take-off and landing from warship, which affects the helicopters control and stability and flight safety.
舰船空气尾流场是直升机舰上起降时的主要环境条件，对直升机的操稳性能及飞行安全有很大的影响。
The stability parameters of a drug dosage form can be influenced by environmental conditions of storage (temperature, light, air, and humidity), as well as the package components.
药物制剂的稳定性参数可能受到它所贮存的环境(温度、光照、空气和湿度)的影响，还受到包装材料的影响。
Implementation using DSP chip digital filtering except with good stability, high accuracy, free from environmental impact, but also the characteristics of good flexibility.
用DSP芯片实现数字滤波除了具有稳定性好、精确度高、不受环境影响外，还具有灵活性好的特点。
In order to recognize and protect the tourist carbonate landscape, it is urgent to search the factors influencing the environmental changes and the stability of speleothem landscape in the show caves.
探讨导致喀斯特旅游洞穴环境变异的因素，研究洞穴碳酸钙景观稳定性，对旅游洞穴的景观保护具有重要的意义。
In order to recognize and protect the tourist carbonate landscape, it is urgent to search the factors influencing the environmental changes and the stability of speleothem landscape in the show caves.
探讨导致喀斯特旅游洞穴环境变异的因素，研究洞穴碳酸钙景观稳定性，对旅游洞穴的景观保护具有重要的意义。
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