Flexion - extension radiographs taken at the end - range of movement will capture only the function of the passive stabilizing subsystem and fail to address the active and neural control subsystems 腰椎屈伸侧位片拍摄的是腰椎活动的最后阶段，只反应了脊柱被动系统的功能，而没有反应主动系统和神经控制系统的功能。
The shareholders are a group of technical personnel . mr yi cewei , the chairman of board directors , graduated from beijing technology institute now as the beijing technology university in the sixties and had worked in the survey and control department of chinas space industry for 15 years with a great deal of important contributions in this field 主要成员为科技人员，公司董事长易侧位先生，一九四五年六月出生在湖南衡阳一个贫困农民家庭，六十年代毕业于北京工业学院现名北京理工大学曾在我国航天测控系统工作十五年，为我国航天事业作出过重要贡献。
The resuits were statisticaliy anaiyzed . experiments two was for evaiuation of diff6rent implanting position of aht - avb to the spinai construct biomechanical behavior . the aht - avb were impianted in the neutrai , iaterai , anteriof , posterior and obiique position , their stress , strength , and uitimate strength were tested in nex , ertension , leff and right bending and torsion 6具小牛胸腰椎标本按照椎体横截面的不同位置划分为9区，分别将人工椎体固定于中立位、侧位、前位、后位及2 25倾斜位，分别测试应变、强度及极限力学性能并与中立位植入进行比较； (三)可调式中空钛合金人工椎体的组织学观察。
Results the diagnostic accuracy of cut film with conventional ap and lateral views was 80 . 5 % , the diagnostic accuracy of cine film with angulated views was 90 . 0 % and the diagnostic accuracy of dsa using non - ionic contrast medium with angulated views was 96 . 5 % 结果用快速换片心血管造影设备和常规正侧位元投照时的儿童先天性心脏病心血管造影诊断符合率为80 . 5 % ，用电影心血管造影设备和轴位元成角投照技术时的造影诊断符合率为90 . 0 % ，采用数字减影心血管造影设备，轴位成角投照技术和非离子型对比剂时的造影诊断符合率为96 . 5 % 。
