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- What measures are carried out to protect geosites and infrastructure against damage and natural degradation. 防止地质遗迹和基础设施人为和自然破坏的措施。
- With natural colourant the process can be served as clean process owing to its natural degradation and non-toxicity side effect. 天然色素可自然降解、无毒性副作用,可以作为清洁染色工艺。
- But, the results of environmental vandalism and hazard of pollutants due to economic development and natural degradation, made rural eco-environmental problem very serious. 但长期来由于经济发展的压力和各种人为破坏、工农业污染和自然损毁退化等,使农村生态环境问题十分突出,已成为区域经济可持续发展的严重制约因素。
- The progress on research status and method of natural degradation is summarized, and some critical discussion in experimental design is described from the point of biodegradation and photodegradation. 归纳了水体中有机污染物自然降解的研究现状和研究方法,并以生物降解和光降解为例,指出目前在自然降解实验研究设计方面值得关注的一些问题。
- Keywords goldmine;cyanide;natural degradation;river pollution.; 金矿;氰化物;自然降解;河流污染;
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- Natural Degradation and Environmental Impact of Cyanide from A Goldmine 金矿废水中氰化物的自然降解及其环境影响
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Keywords organic pollutant;natural degradation;biodegradation;photodegradation; 有机污染物;自然降解;生物降解;光降解;
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- By virtue of the ability to naturally degrade in tissue, polycaprolactone hold immense promise as new meterial for application in tissue engineering. 由于其具有在组织中可降解的能力,因此成为组织工程中可能被广泛应用的一种新材料。
- Events took their natural course. 事态依自然进程发展。
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- The egoism of an artist sometimes seem natural. 艺术家的自负有时看起来是自然的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- Children are natural exhibitionists. 儿童天生喜欢自我表现。
- Everything we used was made from natural materials. 我们所用的一切都是由天然材料做成的。
