子午线

All places on the same meridian have the same longitude.

在子午地方都有相经度。

Terrestrial longitude is measured in degrees east or west of the Greenwich meridian.

地球经度是用格林尼治子午向东或向西度数来表示。

This car is fitted with radial tyres.

这辆车配有子午轮胎。

Radials can help give a car better control.

子午轮胎有助于更好地控制汽车。

The course which will cut each meridian at the same angle is termed a rhumb line.

与每子午相交成度航向叫恒向。