Purpose To recognize the value of double helix CT in diagnosis of Chronic otitis mastoidea.目的:确定慢性化脓性中耳乳突炎的双螺旋CT扫描诊断价值.In order to represent Archimedes helix with control polygon, we construct Bernstein - like basis.为了用控...
步进马达驱动器在输出设备中排在首位.Stepper motor drivers head the list of output devices.可以实现分频和指定步进的计数.Can be achieved at the specified frequency and step count.使用多极驱动器可以驱动单极步进马达.It is possible to drive unipolar stepper motors with bipo...
Britain needs to bridge the technology gap between academia and industry.英国需要弥合学术界和企业界之间的技术差距。I hear you had a very narrow escape on the bridge.我听说你在桥上险些出事。The Lyric Theatre is presenting a new production of "Over the Br...