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Term | 术语 | Definition | 定义 |
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survey: wire-drag | 扫海测量
| A HYDROGRAPHIC SURVEY made utilizing a WIRE DRAG. In areas of rocky BOTTOM or where submerged obstacles such as WRECKS are present, a wi... more | 利用扫海具进行的海道测量。在海礁区底或发现水下障碍物(如沉船)时,扫海测量是确切探明障碍或危... more |
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survey buoy | 测量浮标 | See BUOY. | 测量船为控制海道测量而投放的一种浮标。 |
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survey boat | 测量艇 | A boat used for hydrographic surveys. | 用于海道测量的小船。 |
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surveying | 测量学,测量 | Specifically, the science or art of making such measurements as are necessary to determine the RELATIVE POSITION of points above, on, or b... more | 为测定地球表面上方、面上或面下点位相对位置,或建立这些点位所需测量的科学和技术。通常指完成一... more |
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surveying: plane | 平面测量
| A branch of the art of SURVEYING in which the surface of the EARTH is considered a plane surface. In plane surveying, curvature of the EARTH... more | 测量技术的一个分支,它把地球表面视为一个平面。平面测量不考虑地球曲率,计算时使用平面几何和平... more |
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surveying (or mapping) camera | 测量(测图)摄像机,测量相机 | See CAMERA. | 为测量拍摄照片而专门设计的一种摄影机。摄影机前的测图或测量两词系表示该摄影机装有保持和指示像... more |
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surveying sextant | 测量六分仪 | See SEXTANT: SOUNDING. | 一种主要供海道测量使用的,结构简单且坚固的航海六分仪,没有遮光罩,有一个广角、低倍率放大望远... more |
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survey mark | 测量标志 | An object placed at the site of a station to identify the surveyed location of that station. In particular, an object whose coordinates are ... more | 设置在测站上,用以辨别该测站已测定位置的物体。特别指其坐标用于大地测量网控制的物体。亦称marker, ... more |
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survey net | 测量网 | See LEVEL NET, TRIANGULATION NET. | 水准测量路线相连接在一起形成环状系统,覆盖于测区,亦称survey net。三角弧,有时用导线连接起来在海... more |
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surveyor | 测量员(者) | A person engaged in SURVEYING. | 从事测量工作的人员。 |
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surveyor's compass | 测量罗经 | See COMPASS. | 利用照准装置、水平刻度盘和装在枢轴上的磁针照准线磁方位的一种仪器。 |
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survey sheet | 测量原图,外业图板 | See HYDROGRAPHIC SURVEY SHEET. | 一个既指外业测量原图,又指测深成果图的术语。亦称survey sheet。 |
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survey (or surveying) ship (or vessel) | 测量船 | A vessel or platform (e.g. aircraft) specially equipped for carrying out TOPOGRAPHIC, HYDROGRAPHIC and/or OCEANOGRAPHIC SURVEY. | 为完成海道测量和(或)海洋测量而专门装备的舰船。亦见Survey vessel (ship) or platform。 |
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survey signal | 测量觇标 | See SIGNAL. | 天然的或人工的观测目标与结构,它们的平面位置,有时包括垂直位置是通过测量得到的。测量标志是按... more |
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survey station | 测站 | See STATION. | 一般指用作科学观测和量测的永久或临时地点。在测量中,指其位置已经(或有待)测定的点。测站可以... more |
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survey traverse | 测量导线 | See TRAVERSE. | 一种从外业测量中获得地球上各点之间一系列测线长度和方向并用于确定这些点的位置的测量方法。亦称su... more |
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Swallow float | 斯瓦罗浮筒
| A tubular BUOY, usually made of aluminium, that can be adjusted to remain at a selected density level to drift with the motion of that wat... more | 通常由铝制成的管状浮标,它可被校准以保持在所选择的密度层,并随水团运动漂移。浮标由船舷水听器... more |
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swamp | 沼泽地 | An area of spongy land saturated with water. It may have a shallow covering of water, usually with a considerable amount of vegetation appea... more | 饱含水分的海绵状陆地区域,或许由浅水覆盖,表面通常有相当多的植物生长。 |
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swash | 冲刷水道;冲激坝,冲溅 | A narrow CHANNEL or SOUND within a sand bank, or between a sand bank and the SHORE. Also calledswashway. A BAR over which the SEA washes. ... more | 在沙滩上或沙滩与海岸间的窄水道。亦称swashway。海水冲刷成的沙坝。紧随波浪破碎后,海水冲上岸滩。 |
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swash channel | 冲刷水道 | A CHANNEL across a BANK, or among SHOALS. | 横穿沙洲或浅滩间的水道。 |