目的探讨应用超薄枪钳结合带槽神经钩切除脊髓型颈椎病变后纵韧带的安全性。
Objective To investigate a secure resection of degenerated posterior longitudinal ligament of cervical spondylotic myelopathy(CSM).
分析了爬波的波型特征，制作了带长横孔和刻槽孔和刻槽缺陷的焊缝试块，对薄壁焊缝的爬波检测技术进行了试验研究。
The creeping wave characteristics were analyzed, the artificial welding blocks with long-hole and curve were made, and the trials were proceeded on the blocks.
针对一种带放气槽的定几何二元倒置“X”型混压式超音速进气道进行了风洞吹风实验。
A fixed-geometry two-dimensional mixed-compression supersonic inlet with sweep-forward high-light and bleed slot in an inverted "X"-form layout was tested in a wind tunnel.
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