|
Term | 术语 | Definition | 定义 |
---|---|---|---|---|
|
eclipse | (日、月)食【蚀】
| The obscuration of a source of light by the intervention of an object. Whole or partial obscuration of a HEAVENLY BODY by the interposition ... more | 由于某一物体的遮挡而使光源变暗的现象。由于其它天体的遮挡或者一发光天体进入另一天体的隐蔽处而... more |
|
eclipse: annular | (日)环食
| An ECLIPSE in which a thin ring of the source of light appears around the obscuring body. Annular SOLAR ECLIPSES occur, but never annular LU... more | 在遮蔽体周围出现微弱光环的现象。存在日环食,但不存在月环食。 |
|
eclipse: lunar | 月食
| An ECLIPSE of the MOON. When the MOON enters the shadow of the EARTH, it appears eclipsed to an observer on the EARTH. | 月球的亏蚀现象。当月球运行到地球阴影处,从地球上观察到月球被遮蔽的现象。 |
|
eclipse: partial | 偏食
| An ECLIPSE in which only part of the source of light is obscured. | 只有部分光源被遮蔽的食。 |
|
eclipse: solar | 日食 | An ECLIPSE of the SUN. When the MOON passes between the SUN and the EARTH, the SUN appears eclipsed to an observer in the MOON's shadow. | 当月球运行到太阳和地球中间时,处于月阴处观察太阳被遮蔽,这种现象就叫做日食。 |
|
eclipse: total | 全食 | An ECLIPSE in which the entire source of light is obscured. | 光源全部被遮蔽的一种食。 |
|
ecliptic | 黄道
| The GREAT CIRCLE formed by the intersection of the plane of the EARTH's ORBIT around the SUN (or apparent ORBIT of the SUN around the EARTH)... more | 地球围绕太阳公转的轨道平面(或者太阳围绕地球的视轨道平面)与地球相交的大圆。 |
|
ecliptic latitude | 黄纬
| See LATITUDE: CELESTIAL. | 参见celestial latitude(黄纬)。 |
|
ecliptic system of coordinates | 黄道坐标系
| A set of CELESTIAL COORDINATES based on the ECLIPTIC as the PRIMARY GREAT CIRCLE; CELESTIAL LATITUDE and CELESTIAL LONGITUDE. | 以黄道(作为大圆)为基础的天球坐标系;黄纬和黄经。 |
|
ecology | 生态学
| The science of the economy of animals and plants dealing with the relations of living organism to their surroundings. | 研究生物与周围环境相互关系和作用机理的科学。 |
|
eddy | 漩涡,涡流
| A circular movement of water usually formed, where CURRENTS pass OBSTRUCTIONS, between two adjacent CURRENTS flowing counter to each other, ... more | 海水的旋转运动。通常发生在海流经过障碍物处、两股流向相反的逆流之间、恒流的边界处。 |
|
eddy viscosity | 涡流粘度
| The turbulent transfer of momentum by EDDIES giving rise to an internal fluid friction, in a manner analogous to the action of molecular vis... more | 涡流产生的动量涡动传递,使液体内部摩擦增加的程度,类似于层流分子粘度作用类似,但是它的规模要... more |
|
edge | 边界
| In TOPOGRAPHY, the CREST of a sharply pointed RIDGE. | 1、在地形测量中,尖锐海脊的顶部。2、在ECDIS,一种一维的空间对象,由两个或者更多坐标对和可选的插... more |
|
edge wave | 边界波
| See WAVE. | 一种沿海岸传播的海洋波,其波峰垂直于海岸线。边界波高度沿向海一侧迅速减小,于距离一个波长处其... more |
|
eelgrass | 鳗草,大叶藻
| See SEAGRASS. | 参见seagrass(海草)。 |
|
Ekman bottle | 埃克曼式颠倒采水器
| A REVERSING WATER BOTTLE which can be closed watertight by means of plates seated in rubber. When at the desired DEPTH, the reversing mechan... more | 可以用装有橡皮的金属片密封起来的一种颠倒采水器。当采水器到达所需深度时,用指令锤松开颠倒装置... more |
|
Ekman current meter | 艾克曼海流计
| A widely used instrument for measuring the SPEED and direction of the CURRENT at any DEPTH. It is designed for use from a ship or boat at an... more | 广泛用于各种深度上测量海流速度和方向的一种仪器。主要供锚泊的船只在海流流速不大于3-3.5节时使用。 |
|
Ekman spiral | 埃克曼螺线
| Spiral, polar DIAGRAM of the extremities of the wind vectors at different HEIGHTS, representing the variation of the WIND with HEIGHT in the... more | 一种表示不同高度的风矢量端点的极坐标螺线图。它根据各种简化的假设条件表示风随摩擦层高度的变化... more |
|
elbow | 急弯
| A sudden turn in a CHANNEL, RIVER, or SHORELINE. | 海峡、河流或者海岸线的突然转弯处。 |
|
electric log | 测井曲线图
| See LOG. | 钻井内沉积物或者岩石的各种电特性的图形记录。 |