By observing the tool blocking, surface morphology and debris morphology of ultrasonic assisted grinding. 通过观察加工过程中的工具堵塞、表面形貌和碎屑形态等,研究比较了超声辅助磨削和普通磨削加工过程中材料的去除方式的差异。
For observing and analyzing the tool wear caused by fiber, the tool experiment is made which shows that the wear of the carbide tool and the high speed steel tool is not serious, which can cut more than 3,000 times. 为了观察分析纤维可能对刀具产生的磨损,进行刀具磨损实验,结果表明:硬质合金刀具和高速钢刀具磨损并不严重,剪切纤维次数均达到3000次以上。
RT-3DE provide a new visual angle in observing cardiac structure and is an useful tool for diagnosing heart disease, which is helpful for ECD in diagnosis, treatment and evaluation of prognosis. RT-3DE为观察心脏结构提供了新的视角,是心脏病诊断、治疗和评价的有效工具。
To detect 3D subsurface Vs structure of engineering site by observing microtremors, must be a powerful tool for development in this subject of Earth Science. 利用地脉动观测推断工程场地近地表三维速度结构,会为地球科学这一分支的发展提供有力的技术手段。
The scanning probe microscope is one of the most important developments on observing and determining surface topography and surface properties in near ten years and is basic tool of nano-measurement. 扫描探针显微镜是近十几年来在表面特征、表面形貌观测方面最重大的进展之一,是纳米测量学的基本工具。