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。
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。
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。
Environmental stability of polymer materials.
聚合物材料的环境稳定性。
Environmental stability of polymer materials.
聚合物材料的环境稳定性。
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