Term 术语 Definition 定义
navigation: marine
航海,海上导航
NAVIGA­TION of water craft.
水上航行器的导航。
navigation: offshore
近海航行
NAVIGATION at distance from a COAST, in contrast with COASTWISE NAVIGATION.
在离岸一定距离的区域航行,区别于coastwise navigation(沿岸航行)。
navigation: radio
无线电导航
See NAVIGATION: ELECTRONIC.
参见electronic navigation(电子导航)。
navigation: short range
NULL
NAVIGATION employing only aids usable at short RANGES. The opposite is LONG RANGE NAVIGATION.
NULL
navigation: sonic
声波导航
NAVIGATION by means of SOUND WAVES whether or not they are within the audible RANGE. Also called acoustic navigation.
用声波方式进行的导航,不论该声波是否在可听范围。亦称acoustic line of position。
navigation: submarine
水下航行,潜水艇航行
NAVIGATION of a submarine, whe­ther submerged or sur­faced.
潜艇的航行,无论是在水下还是在水面。
navigation: surface
水面航行
NAVIGA­TION of a craft on the sur­face of the EARTH. The expression is used par­ticularly with reference to NAVIGATION of vessels on the ... more
NAVIGA­TION of a craft on the sur­face of the EARTH. The expression is used par­ticularly with reference to NAVIGATION of vessels on the surface of water. See NAVIGATION: LAND and NAVIGATION: UNDER­WATER.
某一交通工具在地球表面上的航行。该词用来特指船只在水面上的航行。
navigation: underwater
水下航行,潜航
The NAVIGATION of a submerged vessel. Occasionally called SUBMARINE NAVIGATION.
某一水下船只的航行,有时亦称潜水艇航行。
navigational
航行(海)的,导航的
dj.). See NAUTICAL.
(形容词)。参见nautical(航海的)。
navigational aid
导航设备
(U.S. terminology). An instrument, device, CHART, method, etc., intended to assist in the NAVIGATION of a craft. An AID TO NAVIGATION is a n... more
(U.S. terminology). An instrument, device, CHART, method, etc., intended to assist in the NAVIGATION of a craft. An AID TO NAVIGATION is a navigational aid but the latter expression should not be confused with the former which refers only to devices external to a craft.
(美国术语)协助船只航行的仪器、装置、海图、方法等。航标是一种助航设备,但后者不应与前者混淆... more
(美国术语)协助船只航行的仪器、装置、海图、方法等。航标是一种助航设备,但后者不应与前者混淆,因为前者仅指船只外围设备。
navigational astronomy
NULL
See ASTRONOMY: NAUTICAL.
NULL
navigational drafts
航行吃水
See DRAFT.
参见draft(吃水)。
navigational observation
航行观测 ,导航观测
Observations necessary to fix the position of a vessel.
船只定位所需的观测。
navigational parameters
导航参数
All data characterising the position and motion of a vessel in a system of coordi­nates.
在坐标系中表示船只位置和运动的数据。
navigational planet(s)
航用行星
See PLANET(S): NAVIGATIONAL.
常用于天体观测的4颗行星:金星、火星、木星和土星。
navigational (or navigation) satellite
导航卫星
An artificial earth-orbiting SATELLITE designed for navigational purposes.
用于导航的人造地球卫星。
navigational stars
航用星
Selected bright STARS whose POSI­TIONS are precisely tabulated in NAUTICAL ALMANACS for navigational purposes.
选定的用于导航的明亮恒星,其位置精确地列在航海历中。
navigational triangle
航海三角形
See ASTRONOMICAL TRIANGLE.
参见astronomical triangle(天文三角形)。
navigational warning
航行警告
A message containing urgent information relevant to safe navigation broadcast to ships in accordance with the provisions of the Internationa... more
A message containing urgent information relevant to safe navigation broadcast to ships in accordance with the provisions of the International Convention for the Safety of Life at Sea, 1974, as amended. See COASTAL WARNING, LOCAL WARNING, NAVAREA WARNING.
根据1974年修订的国际海上人命安全公约(SOLAS)向船舶播发的包含与航行安全有关的紧急信息的通报。参... more
根据1974年修订的国际海上人命安全公约(SOLAS)向船舶播发的包含与航行安全有关的紧急信息的通报。参见coastal warning(沿海警告),local warning(地方警告),NAVAREA warning(航行警告区警告)。
navstar global positioning system
导航星全球定位系统
A satellite naviga­tion system.
一种卫星导航系统。