Ultrasonic sensors for chemical and process plant : by R.C. Asher, published by IOP Publishing, Bristol, UK, 1997, 460 pp., 150, ISBN 0-7503-0361-1 来自 ResearchGate 喜欢 0 阅读量: 32 作者: U Riebel 摘要: Thesis (doctoral)--University Fridericiana Karlsruhe, 1988....
目的 了解北京市昌平区高校大学新生结核菌素反应及患病状况,以便采取相应的措施.方法 对2004年9月-2006年9月昌平辖区范围内高校的每年入学新生进行连续3年的结核菌素(PPD)试验;对结核菌素试验强阳性者摄X线胸片及查痰,掌握活动性病例及菌阳病例.结果 3年来在昌平辖区内共计给21所高校的大学新生做PPD试验139136人次...
从创唯电子在线订购EPCOS B32362 系列 150μF 聚丙烯电容器 (PP) B32362A3157J030, ±5%, 460 V 交流, 75mm直径 B32362A3157J030或其他聚丙烯膜电容器并指定次日送货,可享受一流服务和大量电子元件享有更佳价格
A top plate of the ironing board (1) in the horizontal direction to 360 degrees rotatable, and, of telescopic for height adjustment in the vertical direction of the angle adjustable fixture (2) strut (3) and foot ( Vertical finishing stand mounted on a table that is composed of four). ...
Book reviewsPROTECTIVE MEASURES FOR HOUSING ON GAS-CONTAMINATED LAND. JohnsonR.. Construction Research Communications Ltd, 2001. BRE Report BR414 1 86081 460 3, ￡44, 65 pp.EXPLORING CONCRETE ARCHITECTURE: TONE TEXTURE FORM BennettD., Bertelsmann, Springe ...