目的研究颈段椎管侧隐窝正常结构形态与CT、MR的异常征像，提高对神经根型颈椎病的诊断准确率。
Objective to study the normal structure and the abnormal manifestations of vertebral lateral recess by ct and MR in order to improve the accuracy of diagnosing nerve root's cervical spondylopathy.
利用断面物理模型试验，对3种结构形式(斜坡段、大台阶段、圆筒段)的护岸的稳定性和越浪量进行了研究。
The stability and wave overtopping rate of 3 kinds of revetments (sloping, big step and cylindrical structure types) are studied by using sectional model test.
二分句段是汉语话语的最基本结构形式。
The two-clause utterance is the basic structural form in the discourse of Chinese language.
分析二段转化炉在工业生产中所采用的几种气体混合器结构形式，为提高二段炉的生产能力，增产氨或甲醇合成气的技术改造提供参考。
Structure of several types of gas mixer for secondary reformer are described in the paper. It can be used as a reference in the revamping of ammonia and synthesis gas plant.
双层海底管道的跨越设计既需要考虑跨越构形引发的应力应变，也需要充分校核管道跨越段的垂向稳定性。
For the crossing section design of the pipe-in-pipe systems, it is necessary to consider the stress-strain initiated by crossing configuration and check the vertical stability of the crossing section.
双层海底管道的跨越设计既需要考虑跨越构形引发的应力应变，也需要充分校核管道跨越段的垂向稳定性。
For the crossing section design of the pipe-in-pipe systems, it is necessary to consider the stress-strain initiated by crossing configuration and check the vertical stability of the crossing section.
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