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- It is believed that organic acids in the troposphere mostly come from human activities and natural emission, and they play a key role in cloud nucleation and make an important contribution to the CCN population,their species remain poorly characterized. 对流层中的有机酸主要来源于人类活动和自然的排放,它们对云成核现象有重要作用并且对云凝结核(CCN)的数量有显著的贡献,但具体哪些种类的有机酸起着什么样的作用以及有多大的作用却鲜为人知。
- It has been known that effect of natural emissions of VHC from different sources on imbalance of atrno spheric VHC is great. 天然产生的挥发性卤代烃(VHC),对大气中VHC的源汇平衡有显著影响。不同生态系统中VHC的天然生成机制存在很大差异,有许多天然过程还不为人们所了解。
- Research on Natural Emission into the Atmospheric Sulfur Cycle 大气硫循环中的自然硫释放研究
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- 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。
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- 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。
- Underground Water Chemical Dynamics Theroy Budgeting Natural Emission Rate of Water Seam 用化学动力学理论预算含水层天然涌水量
- 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。
- It's quite natural that you should succeed. 你的成功是很自然的事情。
- He's a natural for the role of Lear. 他是李尔王这一角色的理想人选。
- Most first-class footballers are natural athletes. 多数一流的足球运动员都是天生的健将。
- Only humans have a natural upright posture. 只有人类才有自然直立的姿势。
