Term 术语 Definition 定义
river mouth
河口
The exit or point of discharge of a river into the sea, a lake, or another river.
江河流入海洋、湖泊或其他江河的出水口或泄水端。
river roadstead
江河锚地
A ROADSTEAD which lies in a river.
位于江河内的锚地。
rivulet
溪,小河
A small RIVER.
较小的河流。
road(s)
泊地
See ROADSTEAD.
参见roadstead(锚地)。
roadstead
锚地,泊地
An area near the SHORE, where vessels can anchor in safety; usually a shallow INDENTATION in the COAST. Also called road or roads. See OPEN ... more
An area near the SHORE, where vessels can anchor in safety; usually a shallow INDENTATION in the COAST. Also called road or roads. See OPEN ROADSTEAD.
船只能安全锚泊的近岸区域,一般为海岸的浅水凹湾。亦称road(泊地)。参见open roadstead(开敞锚地)
roaring forties
咆哮西风带,南纬40°带
An expres­sion often used to denote that belt in the OCEANS, between 40° and 50° south LATITUDE, where strong westerly WINDS prevail.
指南纬40°~50°之间的海洋区域,那里强烈西风盛行。
Roberts radio current meter
罗伯特电子海流仪
An electro-mechanical CURRENT METER which measures current speed and direction. This METER can be suspended below an anchored BUOY or ship w... more
An electro-mechanical CURRENT METER which measures current speed and direction. This METER can be suspended below an anchored BUOY or ship which is equipped with a RADIO TRANSMIT­TER that transmits the current measurements to a ship or shore based monitor station.
一种可测量流速及方向的机电式海流仪。该仪表可吊装在一个锚定的浮标或船上,通过其上装载的无线电... more
一种可测量流速及方向的机电式海流仪。该仪表可吊装在一个锚定的浮标或船上,通过其上装载的无线电发射机将海流测量结果发送到另外一艘船上或岸基监控站。
rock
岩石,礁石
Any formation of natural origin that con­stitutes an integral part of the LITHOSPHERE. The natural occurring material that forms the firm, ... more
Any formation of natural origin that con­stitutes an integral part of the LITHOSPHERE. The natural occurring material that forms the firm, hard, and solid masses of the ocean floor. An isolated rocky formation or a single large STONE, usually one constituting a danger to NAVIGATION. See ROCK AWASH, SUNKEN ROCKS, PINNACLE and ROCK WHICH COVERS AND UNCOVERS.
地球岩石圈组成部分的任何天然基石,自然存在的物质形成的海底稳固、坚硬、结构紧密的岩块。 一种孤... more
地球岩石圈组成部分的任何天然基石,自然存在的物质形成的海底稳固、坚硬、结构紧密的岩块。 一种孤立的岩石或单块大石头,通常对航行构成危险。参见rock awash(适淹礁),sunken rocks(暗礁),pinnacle(尖礁)和uncovers(干出礁)。
rock awash
适淹礁
A ROCK awash at CHART DATUM.
海水在海图基准面高度时正好被淹没的礁石。
rock borer
岩石蛀虫
A member of any of several families of bivalves that live in cavities they bore in soft ROCK, concrete and other material.
一种双壳贝类穿孔虫,它们在低硬度的岩石、混凝土和其他材料上穿孔,并生存在其中。
rocket
火箭;信号弹
In hydrography or navigation, a pyrotechnic projectile used for signalling, or for life-saving purposes.
在海道测量或航行中,一种用于打信号的或救生目的的烟火弹。
rocket sounding
火箭探测
Determina­tion of one or more upper-air meteorological elements by means of rocket-borne instruments.
利用火箭装载仪器探测一种或多种高空气象要素。
rocket station
火箭站
A LIFE SAVING STATION equipped with line-carrying rocket ap­paratus.
配有火箭发射设备的海岸救生站。
rock flour
岩乳
Finely ground rock particles, chiefly silt size, resulting from glacial ABRASION. A component of marine DEPOSITS off glacial stream mouths.
由于冰川磨损而产生的被磨得很细的地表岩石微粒,粒度绝大部分都为砂粒级。冰川河口的一组海洋沉积... more
由于冰川磨损而产生的被磨得很细的地表岩石微粒,粒度绝大部分都为砂粒级。冰川河口的一组海洋沉积物。
rockweed
岩藻
One of a group of marine plants, principally of an order (Fucales) of the brown ALGAE, mostly multi­branched and leathery, which grow attac... more
One of a group of marine plants, principally of an order (Fucales) of the brown ALGAE, mostly multi­branched and leathery, which grow attached to ROCKS in the INTERTIDAL ZONE by means of an organ called a holdfast. Also called wrack or fucus.
海生植物的一种,主要是褐藻类,由一个称作夹钳的器官附着在潮间带的岩石上,亦称wrack 或者fucus。
rock which covers and uncovers
干出礁
A ROCK of small area (PINNACLE) that COVERS AND UNCOVERS at various states of the TIDE.
在不同潮汐状态下或露出或淹没的小面积礁石。
rocky area
岩石区
An area with a rocky BOTTOM.
海底有岩石礁的区域。
rod
杆,标尺
A unit of length equal to 5.5 YARDS or 16.5 FEET. Also called PERCH or POLE. A STADIA or LEVELLING ROD. See also SOUNDING POLE.
相当于5.5码或16.5英尺的长度单位。亦称标杆,测杆。 视距尺或水准尺。亦见sounding pole(测深杆)。
rod: levelling
水准尺
See LEVELLING ROD.
一种直杆或直棒,用于测量地面点和已调整至水平位置的水准仪照准线之间的垂直距离。也称为levelling staf... more
一种直杆或直棒,用于测量地面点和已调整至水平位置的水准仪照准线之间的垂直距离。也称为levelling staff(水准标尺)。
rod: range
视距尺,标杆
See RANGE ROD.
一种简易测量标杆。装有尖头金属底座,一般涂有红白相间的颜色,使用时竖立在测站上。