The line connecting the Loran-C master sta
题型:单项选择题
问题:
The line connecting the Loran-C master station with a secondary station is called the().
A.Focus line
B.Base line
C.Side line
D.Center line
The line connecting the Loran-C master station with a secondary station is called the().
A.Focus line
B.Base line
C.Side line
D.Center line