tangentialadj.离题的；肤浅的；切线的；相切的tangentially fired四角切圆tangential channel切向孔道tangential casting切线铸造tangential turbine冲动式涡轮机,冲击式透平,正切透平tangential pitting切向纹孔式tangential therapy切线治疗tangential modulus切向模量tangential feeding切线进料tangential erosion切向侵蚀tangential grinder切向进给磨床