On the study of aerosol composition at the Great Wall Station, South Pole

来源 :环境科学学报:英文版 | 被引量 : 0次 | 上传用户:m374018
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The South pole aera offers one of the best locations on the Earth for studying the composition of the background aerosol. For this purpose, aerosol samples were collected in particle size fractions by 8 stages cascade impactors. Aerosol sampling was begun
其他文献
日常人们很少听到儿童喊腰痛。如果孩子一旦喊腰痛,那就必须引起足够的重视。因为儿童腰痛绝大多数是腰椎器质性疾病的表现,治疗不及时常会造成不良后果。 导致儿童腰痛的疾
(一) 小数的意义和性质 1.教学重点:理解小数的实际意义;小数的性质和小数点移动引起小数大小的变化规律的逐步推导与两种情况分析。 2.教学难点:结合米尺讲解小数的意义;小
认真钻研教材是上好课的前提。然而一般只重视钻研课文本身,而对于课后的作业题却有所忽略。其实,课后作业题也是教材的一个重要组成部分。这是因为课后作业题并不是随意拟定
Based on comprehensive analysis of the status, major characteristics and regulation of regional differentiation of water pollution in China, the following count
An investigation on the organic degradation products and selenium in the pathogenesis of Kaschin-Beck disease was carried out. The results demonstrated that the
A new State Key Laboratory named Environmental Aquatic Chemistry is establishing in the Research Center for Eco-Environmental Sciences, Chinese Academy of Scien
The vapor phase organics (VPOs) in the air of Beijing, Langfang and Tianjin were detected by a capillary gas chromatography and GC/MS during the winter and the
教法说明: 改第九册教材内容常规“先分后总”为“先总后分”。让学生在问中思考,感知三角形面积计算规律;在动中思考,分层验证公式;在练中思考,理解、掌握计算方法。
《韩集举正》又叫《韩文举正》,是南宋方崧卿校理韩愈诗文时做的校勘记。它是一部“独立完整的校勘专著”,Ⅲ为两宋时期私家校勘记汇编的典范。作者方崧卿,字季申,南宋兴化军莆田
以尿素、氯化胆碱为原料合成了尿素一氯化胆碱室温离子液体,并对其进行了表征,测定了不同摩尔比的离子液体的相关物化性能,如密度、表面张力、黏度、电导率等,并考察了该离子