lens are much more satisfactory. The star-images are well defined, and their character is the same on the eclipse and check plates. As the duplex micrometer would not fit these plates, a key-plate, on which the film was placed away from the lens, was taken in July, and all the ...
题目Hanfiu is a name for pre-17th century traditional clothing of the Han Chinese,which is the predominant ethnic group of China.In the last few years it (1) has made(make)a comeback It is estimated that by the end of this year,the number of people using hanfu products...
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Journal of the American Medical Directors Association, 13(4), S. 384-389.Zwakhalen SM, Von der Steen JT, Najim M. Which score most likely represents pain on the observational PAINAD pain scale for patients with dementia?. J Am Med Dir Assoc. 2012;13:384–9....