Term 术语 Definition 定义
visual display unit (VDU)
可视显示单元
See DISPLAY.
数据的可视展示。
visual line of position
目视位置线
A LINE OF POSITION determined by visual OBSERVATION of a LANDMARK, AID TO NAVIGATI­ON, etc.
通过对陆标、助航标志等的目测而确定的位置线。
voe
湾,浦
An INLET, BAY, or CREEK.
一种内湾,海湾或小湾。
volcanic ash
火山灰
Uncemented pyroclastic material consist­ing of fragments mostly under 4 millimetres in diame­ter. Coarse ash is 1/4 to 4 millimetres in gr... more
Uncemented pyroclastic material consist­ing of fragments mostly under 4 millimetres in diame­ter. Coarse ash is 1/4 to 4 millimetres in grain size; fine ash is below 1/4 millimetre. A constituent of some marine SEDIMENTS.
由直径小于4毫米碎沫组成的未胶结火山碎屑。粒状粗灰直径为1/4—4毫米,细灰直径小于1/4毫米。它可形成... more
由直径小于4毫米碎沫组成的未胶结火山碎屑。粒状粗灰直径为1/4—4毫米,细灰直径小于1/4毫米。它可形成一些海洋沉淀物。
volt
伏特
The unit of potential difference or electromoti­ve force in the SI SYSTEM.
国际单位制中的电位差或电动势单位。
vulgar (or common) establishment
平均朔望(月潮)高潮间隙
See ESTABLISHMENT.
某处月中天与下一次高潮之间的时间间隔。满月或新月时的平均高潮间隙称为朔望高潮间隙。亦称高潮间... more
某处月中天与下一次高潮之间的时间间隔。满月或新月时的平均高潮间隙称为朔望高潮间隙。亦称高潮间隙。
wadi
旱谷,干河床
A watercourse that is permanently dry or dry except for the rainy season.
永久性干涸或除雨季外干涸的河道。
wake
航迹尾流
The path of disturbed water or air behind a craft in motion.
被船及航空器运动后搅动的水或空气的激荡路径。
waning moon
渐亏月,下弦月
See PHASES OF THE MOON.
在太阳月各个阶段中月亮的不同表现。月相周期从新月开始,或从合时月亮的变化开始。在其前半部分时... more
在太阳月各个阶段中月亮的不同表现。月相周期从新月开始,或从合时月亮的变化开始。在其前半部分时间中,直至满月在合处出现为止,下弦月亮面逐渐增大,而其后在后半部分时间里,下弦月亮面逐渐变小。第一阶段发生在上弦月位于东方照时,最后一个阶段发生在下弦月位于西方照时。从后一阶段到朔,再从朔到第一个阶段,这时的月亮为新月。从第一阶段到望,再从望到最后一阶段,这时的月亮为凸月。
want of correspondence
纵视差,上下视差
See PARALLAX: Y-.
参见Y- PARALLAX(上下视差)。
warm front
暖锋
Any non-occluded FRONT which moves in such a way that warmer air replaces colder air.
沿着一条暖空气代替冷空气路径前进的任意非锢囚锋。
warm pool
暖水块
A body of warm water entirely surrounded by cold water.
四周被冷水包围的暖水体。
warning: gale
大风警报
Meteorological message intended to warn those concerned of the occurrence or expected occurrence of a WIND of Beaufort force 8 or 9 over a s... more
Meteorological message intended to warn those concerned of the occurrence or expected occurrence of a WIND of Beaufort force 8 or 9 over a speci­fied area.
指某地区出现或者将要出现蒲福风力8级或者9级风的气象警报信息。
warning: hurricane
飓风警报
Meteoro­logical message intended to warn those concerned of the occurrence or expected occurrence of a WIND of BEAUFORT force 12 over a spe... more
Meteoro­logical message intended to warn those concerned of the occurrence or expected occurrence of a WIND of BEAUFORT force 12 over a speci­fied area. Tropical cyclone warning relating to a HURRICANE.
旨在警告在某指定地区出现或预计出现蒲福风力等级为12级风的气象信息。与飓风相关的热带气旋警告。
warning: navigation
航行警告
See NAVIGATIONAL WARNING.
参见navigational warning(航行警告)。
warning: storm
暴风警报
Meteorological message intended to warn those concerned of the occurrence or expected occurrence of a WIND of BEAUFORT force 10 or 11 over a... more
Meteorological message intended to warn those concerned of the occurrence or expected occurrence of a WIND of BEAUFORT force 10 or 11 over a specified area. More generally, forecast of severe weather conditions.
指在某地区出现或将要出现蒲褔风力10级或11级风的气象警报信息。通常是指恶劣天气的预报。
warping buoy
绞缆浮标
A BUOY so located that lines to it can be used for the movement of ships.
用绳索与船相连的浮标,它可用于运动中的船舶。
wash
(海水)拍打
The visible or audible motion of agitated water; especially that caused by the passage of a vessel.
看得见或听得见的水体激烈运动,尤指船舶经过后引起的拍打。
washovers
波成三角洲,小三角洲
Small DELTAS formed on the lagoon side of a BAR separating the LAGOON from the OPEN SEA. STORM WAVES breaking over the BAR deposit SEDIMENT ... more
Small DELTAS formed on the lagoon side of a BAR separating the LAGOON from the OPEN SEA. STORM WAVES breaking over the BAR deposit SEDIMENT on the lagoon side in the form of DELTAS. Also called wave deltas.
在海湾环礁湖旁形成的小三角形洲,此类海湾由环礁湖与开阔海隔开。暴风波将海湾沉淀物拥至环礁湖边... more
在海湾环礁湖旁形成的小三角形洲,此类海湾由环礁湖与开阔海隔开。暴风波将海湾沉淀物拥至环礁湖边缘形成三角洲。亦称wave deltas。
watch
表,秒表
A small TIMEPIECE of a size convenient to be carried on the person.
一种便于随身携带的小体积精确计时器。