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Term | 术语 | Definition | 定义 |
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visual display unit (VDU) | 可视显示单元
| See DISPLAY. | 数据的可视展示。 |
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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。 |
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voe | 湾，浦
| An INLET, BAY, or CREEK. | 一种内湾，海湾或小湾。 |
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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 grai... 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。 |
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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。 |
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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。亦称高潮间隙。 |
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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。 |
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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。 |
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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... more |
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want of correspondence | 纵视差，上下视差
| See PARALLAX: Y-. | 参见Y- PARALLAX（上下视差）。 |
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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。 |
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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。 |
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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 | 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。 |
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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 spec... more | 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。 |
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warning: navigation | 航行警告 | See NAVIGATIONAL WARNING. | 参见navigational warning（航行警告）。 |
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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 | 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。 |
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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。 |
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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。 |
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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 | 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。 |
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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。 |