光降解问题：阳光降解了漂浮废弃物，悬浮的塑料微粒使水面变得粘稠。
Photodegradation: : as sunlight breaks down floating debris, the surface water thickens with 40 suspended plastic bits.
反应性悬浮填料的使用也已取得一系列成功经验，但仍然要注意反应性悬浮填料本身在废水中的降解问题。
The usage of reactive suspended carriers has also gained a series of success, but the degradation of them in wastewater should be noticed and solved.
作者认为生物降解支架可以防止这些问题。
These issues may be averted by biodegradable stents, the authors maintain.
证明杂质在最后的制剂中可能会引起降解，并导致稳定性有问题。
It has been demonstrated that impurities in a finished drug product can cause degradation and lead to stability problems.
对于胆泥的形成，支架的移位和堵塞，以及支架降解产物等问题尚需要进一步的观察和研究。
Further observation and studies should investigate the formation of biliary sludge, stent shift and obstruction, as well as the degradation product of stent.
呼吁失控，环保包装和新技术被用来回答这个问题要求与可生物降解的塑料包装。
The call went out for greener packaging and new technology was used to answer that call with biodegradable plastic packaging.
实践表明，改良mea提高了溶液的吸收能力，降低了再生热耗，解决了MEA易降解损耗等问题。
Practice has proven that it raises the absorption capacity of the solution, reduces the heat consumption in regeneration, and solves the problem of liability to degrade of the MEA.
糖蜜酒精废水是一种难降解的废水，是广西糖业综合利用中的瓶颈问题。
Molasses-alcoholic wastewater is difficult to degrade, and it is a "bottleneck" problem of comprehensive utilization of sugarcane in sugar industry of GuangXi Zone.
文章讨论了通过酶法降解改善甲壳素浆料上浆性能的相关问题。
The article discusses how to improve the sizing properties of chitin size by enzyme degradation of chitosan.
本文介绍了降解塑料的研究开发和生产现状，探讨了其中存在问题，并且对市场前景进行了分析。
The research, development and production condition of degradable plastic are introduced. The market prospect of degradable plastic is also analysed.
醇胺降解、装置腐蚀和溶液发泡是炼厂气醇胺法脱硫装置经常遇到的三类操作问题。
Ethanolamine degradation, equipment corrosion and solution foaming were three operation problems met frequently in the desulfurization units of refinery.
高浓度难生物降解的有毒有机废水，其处理方法一直是困扰环保领域的“老大难问题”。
The disposal means of high concentration and poisonous organic waste liquid is a very difficult problem to the field of circumstance protection.
对降解塑料研究中存在的若干问题进行了分析，并提出了解决问题的建议。
Several problems existing in the research of degradable plastics were analyzed and Suggestions to solve these problems were put forward.
近几年，为了解决环境问题，可生物降解、无毒无害、无二次污染的微生物絮凝剂受到人们的广泛关注。
In recent years, to solve some environmental issues, microbial flocculants have been involved widely due to their some advantages such as easy-biodegradation, innocuity and non-secondary pollution.
在储存和处理过程中，蛋白质的降解是生产和研究中的一个重要问题。
Protein degradation during storage or processing is a major concern in both manufacturing and research.
还讨论了石油入海后的风化、降解和归宿问题。
The weathering problems, the degradation and the fate of the oil into the sea were also discussed.
但也存在某些不足，如改性沥青加工过程中的温度老化、贮存稳定性及在紫外线作用下降解加速材料老化等问题。
However, some drawbacks exist, such as high temperature agi ng in process of modification, low storage stability and degradation acceleration under ultraviolet.
而竹纤维纺织品就没有这些问题，使用后丢弃，在自然界很快降解，不污染环境，源于天然又归于大地。
However it has no problem for bamboo fiber textiles, they are abandoned after using, degrade quickly in the nature, Thet don't pollute the environment and come from nature and belong to the earth.
而化学氧化法则可使废水难降解及生化抑制问题得到有效解决。
But the chemical oxidation principle may cause the waste water difficult to degrade and the biochemistry suppresses the question to obtain the effective addressing.
本发明的目的是为了解决现有净化装置存在的无法有效降解甲醛问题。
The purification device aims at solving the problem that the existing purification device can not effectively degrade the formaldehyde.
目前缓释农药制剂的载体材料大部分采用聚脲、聚酰胺、聚氨酯等非降解性材料，又给环境增加了新的问题。
Recently polyurea, polyamide, polyurethane and other non-degradable materials which take up most of carrier materials cause new environmental problems.
但骨科生物降解材料也同样存在一些问题，使其应用受到了限制。
However, biodegradable materials also have some disadvantages that limits the use of them.
由于含酚废水的难降解特性，寻找高效的降解菌种成为一个重要的研究问题。
As the biodegradable characteristics of phenolic wastewater, to find efficient phenol-degradation bacteria becomes a major research question.
基于以上问题，本文研究了微生物降解混合酚类的过程及机理。
Based on the above issues, this paper studied the process and mechanism of biodegradation of mixed phenols.
渗滤液回灌的方法可以加速填埋场垃圾的降解，部分解决垃圾填埋场渗滤液处理困难的问题。
Leachate recirculation can accelerate the degradation process in landfill, which partially resolves the difficulties of landfill leachate treatment.
认为目前对难降解有机污染物的生物处理存在的关键问题是技术不够成熟，降解效率还不高。
Unripe technology and low degradation efficiency is the vital problem to deal with the refractory organic pollutant recently.
但随之带来的环境污染问题和土地污染越来越严重，使得降解纸地膜的研究和应用在国内外都引起了极大的关注。
But the subsequent environmental and soil pollution is becoming worse and worse, so there is a growing interest in studies and application of paper mulch throughout the world.
有机污染物降解过程中的次生污染物问题；
The secondary pollutants in the process of degradation of organic chemicals;
有机污染物降解过程中的次生污染物问题；
The secondary pollutants in the process of degradation of organic chemicals;
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