n. interception
vt. fix
领航员对着太阳测方位后将船朝正北驶去。
The navigator took a fix on the sun and steered the ship due north.
此种罗盘可用于各种海流计上作为测向传感器，也可用于其他需测方位角的仪器上。
Being used as a current direction sensor, this compass is suitable for all kinds of current meters required by measuring direction.
如天气好，每一班测取天体方位求出罗经差。
Take celestial azimuth and find compass error on each watch if the weather is fine.
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