2. The result can point out a way for the further developing of design of
helix slow wave structures.
得出的结论对螺旋线慢波系统设计工作的进一步开展指明了一个方向。
3. Objective To evaluate the application of
helix CT on diagnose and therapy of progression stomach cancer.
目的评价螺旋CT在进展期胃癌的诊断与治疗方面的应用价值。