Term 术语 Definition 定义
NAVTEX
奈伏泰斯航行警告电传系统
the system for the broadcast and automatic reception of MARITIME SAFETY INFORMATION by means of narrow-band direct-printing telegraphy.
通过窄带直接印字电报技术实现的海上安全信息播发和自动接收系统。
neaped
(由于小潮)使船受阻
See BENEAPED.
参见beneaped(搁浅的)。
neap high water
小潮高潮
See MEAN HIGH WATER NEAPS.
参见mean high water neaps(平均小潮高潮(面))。
neap low water
小潮低潮
See MEAN LOW WATER NEAPS.
参见mean low water neaps(平均小潮低潮)。
neap range
小潮潮差
The mean semidiurnal RANGE OF TIDE when NEAP TIDES are occurring; the mean difference in HEIGHT between neap high water and neap low water. ... more
The mean semidiurnal RANGE OF TIDE when NEAP TIDES are occurring; the mean difference in HEIGHT between neap high water and neap low water. Sometimes called mean neap range.
小潮发生时的平均半日潮差;小潮高潮面与小潮低潮面的平均潮差。有时亦称mean neap range(平均小潮差)... more
小潮发生时的平均半日潮差;小潮高潮面与小潮低潮面的平均潮差。有时亦称mean neap range(平均小潮差)。
neap rise
小潮升
See MEAN NEAP RISE.
参见mean neap rise(平均小潮升)。
neap tide(s)
小潮
See TIDE.
在上弦时和下弦时附近发生的潮差减小的潮汐。
nearshore
近岸
Close to the SHORE.
与海岸接近。
neat line
内图廓线
Line, usually grid or graticule, bounding the detail of a MAP. Also referred to as inner neat line to differentiate from border drawn outsid... more
Line, usually grid or graticule, bounding the detail of a MAP. Also referred to as inner neat line to differentiate from border drawn outside of neat line. Also written as one word.
通常指界定地图精度的格网线或经纬线。亦称inner neat line(内图廓线),以区别于此线外所绘的图廓。该... more
通常指界定地图精度的格网线或经纬线。亦称inner neat line(内图廓线),以区别于此线外所绘的图廓。该词组亦可写为一个单词。
nebula
星云
(pl. nebulae). An aggregation of matter outside the SOLAR SYSTEM, large enough to occupy a perceptible area but which has not been resolved ... more
(pl. nebulae). An aggregation of matter outside the SOLAR SYSTEM, large enough to occupy a perceptible area but which has not been resolved into individual STARS.
(复数为nebulae)。太阳系之外的一种聚集物质,占据着可感觉到的巨大空间,但无法将其分辨为单个的星... more
(复数为nebulae)。太阳系之外的一种聚集物质,占据着可感觉到的巨大空间,但无法将其分辨为单个的星体。
neck
流颈,地颈
In OCEANOGRAPHY, the narrow band of water flo­wing swiftly seaward through the SURF. See CURRENT: RIP. In geography, a narrow piece of LAND... more
In OCEANOGRAPHY, the narrow band of water flo­wing swiftly seaward through the SURF. See CURRENT: RIP. In geography, a narrow piece of LAND with water on each side; an ISTHMUS.
在海洋学中,指穿过碎波带急速向海流动的狭窄水带。参见rip current(离岸流)。 在地理学中,指两侧均... more
在海洋学中,指穿过碎波带急速向海流动的狭窄水带。参见rip current(离岸流)。 在地理学中,指两侧均有水体的狭窄地带,即地峡。
needle
磁针
Short for MAGNETIC NEEDLE.
Magnetic needle(磁针)的简称。
negative
负片
A photographic IMAGE on film, PLATE, or paper, in which the subject tones to which the EMULSI­ON is sensitive are reversed or complementary... more
A photographic IMAGE on film, PLATE, or paper, in which the subject tones to which the EMULSI­ON is sensitive are reversed or complementary.
在胶卷、胶片或纸上的摄影影像,乳剂的感光作用使其上物体色调与实际相反或互补。
negative altitude
负高度
See ANGLE OF DEPRESSION.
参见angle of depression(俯角)。
negative engraving
阴像刻图
A chart reproduction process in which the compilation manuscript, or other data, is photographed onto a plastic or glass negative. The art o... more
A chart reproduction process in which the compilation manuscript, or other data, is photographed onto a plastic or glass negative. The art of creating FACSIMILE images on a reproduction media by utilizing hand engraving techniques.
将编绘原图或其他数据拍摄到塑料或玻璃底版上,并通过手工刻图技术在复制介质上生成影印图像的海图... more
将编绘原图或其他数据拍摄到塑料或玻璃底版上,并通过手工刻图技术在复制介质上生成影印图像的海图生产过程。
negative gradient
负梯度
In OCEANOGRAPHY, a LAYER of water where temperature decreases with DEPTH.
在海洋学中,指温度随深度的增加而降低的水层。
nekton
自游生物
Those animals of the PELAGIC DIVISION that are active swimmers, such as most of the adult squids, fishes, and marine mammals.
水层区能够自由游泳的动物,如大部分成年乌贼、鱼类和海洋哺乳动物。
neritic province
浅海区
See PELAGIC DIVISION.
参见pelagic division(水层区)。
network
网,网络
In SURVEYING, a pattern or configuration of STATIONS called geodetic network. In geography, a complex system of RIVERS, CANALS, etc. In RADI... more
In SURVEYING, a pattern or configuration of STATIONS called geodetic network. In geography, a complex system of RIVERS, CANALS, etc. In RADIO, a CHAIN of transmitting RADIO STATIONS owned and operated as a unit.
在测量中,指大地控制网中测站的分布结构或配置。 在地理学中,指复杂的河流、运河等水网系统。 在... more
在测量中,指大地控制网中测站的分布结构或配置。 在地理学中,指复杂的河流、运河等水网系统。 在无线电中,指作为一个整体归属并控制的无线电发射台台链。
new chart
新海图,初版海图
See CHART.
首次出版的海图。