celestial fix

基本解释

The opportunity of an observation must be first solved in day time celestial fixing.
在白晝測天定位中，首先需要解決的問題是觀測時機的問題。
The accuracy of the position obtained by this method is higher than that of the traditional celestial fixing.
其船位精度較傳統的一般天文定位的精度要高。
As satellite navigation aids became widely used on vessels in the past few decades, many officers have neglected the traditional practice of celestial fixing.
近十幾年來，自衛星導航儀較爲普遍地被各類船舶裝備和使用後，不少船舶駕駛員已置天文定位於不顧之境地。