目的:建立应用于介入性超声的计算机辅助多角度穿刺系统.Objective To develop a computer - assisted multiangular guiding system for interventional ultrasound.介绍了激光超声的机理、光激超声波信号的检测方法及其应用.Principle and testing method of laser - generated ultrasonic and...
该治疗有助于强身健体、紧致皮肤。This treatment helps tone the body, firm up muscles and tighten the skin.作为Rado定理和紧致性定理的一种特殊情形,我们得到下面的结果.As a particular of Rado's theorem and the compactness theorem one obtains the following result...
Faculty members complain that their students are unprepared to do college-level work.学院的老师们抱怨说他们的学生还很不适应大学的课业。The water level in Lake Taihu has reached record levels.太湖水位达到了历史最高值。The results show the level of frustration...
Would phone conversations substitute for cosy chats over lunch or in the pub after work?打电话能代替午餐时或下班后在酒吧里的惬意闲谈吗？Trembling, she put the phone down. It rang again almost immediately.她颤抖着放下电话听筒，电话几乎立刻又响了起来。There was some bl...