1.
celestial fix
天体导航法测定船位
2.
The captain determines the latitude and longitude of his ship's position.
船长测定船位置的经纬度。
3.
They plotted the new positions of each vessel.
他们测定了每一条船的新位置。
4.
the determination of a ship's position/the exact composition of a substance
船的方位[某种物质的准确成分]的测定.
5.
A Method for Determination of the Centroid Position of Surveying Vessel in Hydrographic Survey
海道测量船质心位置的确定方法研究
6.
Measure for Determining the Shipboard Weapon Seat's Lever Arm Size on a Large Warship
舰船武器甲板位置点杆臂参数的测定
7.
coast radio station providing QTG service
根据船舶要求而发出无线电测向方位供船舶定位的海岸电台
8.
The position, as of a ship or aircraft, determined by visual observations with the aid of equipment.
方位，定位借助仪器通过观测而确定的船或飞机等的位置
9.
plane sailing (method of calculating a ship's position as though the ship were on a plane surface instead of the curved surface of the earth)
平面航法（将地球曲面视作平面测定船的位置）.
10.
On vessels equipped with an underwater log the setting may be made automatically.
对于装有水下测程仪的船舶，定位可以自动进行。
11.
Detection of distant objects, such as ships or aircraft, by radar.
无线电定位用雷达探测远处的物体，如船和飞机
12.
A method for dynamic determination of the barycenter of surveying vessel in hydrographic survey
海道测量船质心位置的动态确定方法研究
13.
Ship Dynamic Positioning based on Online SVR Model Predictive Control
船舶动力定位系统的在线模型预测控制
14.
sail By the log
靠测程仪测船位航行
15.
marine autotraverve positioner
航海船位自动检测装置
16.
ship position interpolation computer
内插法测船位计算机
17.
Positioning for ship's side scuttles
GB/T14356-1993船用舷窗定位
18.
It was cloudy;and the captain had to calculate our position by dead reckoning.
空中阴云密布，船长不得不用罗盘测航法以确定我们的位置。