大圆航线分段的英文

• great circle section

• 大圆:    great circle
• 航线:    airline or shipping line
• 分段:    section; segmentation; burst ...
• 大圆航线分段大圆航行分段:    great circle section
• 大圆航线:    great circle course; great circle sailing; great circle track; great-circle course; great-circle line; orthodrome; orthodromic line