Term 术语 Definition 定义
tach stave (levelling staff)
准距标尺;水准尺
A staff with a length of about 2m with subdivisions. It is used in combination with a levelling instrument or theodolite.
长两米左右具有刻度的标尺。与水准仪或经纬仪一起使用。
taffrail
艉栏杆
The after rail at the stern of a vessel.
位于船尾的栏杆。
taffrail log
拖曳式计程仪
See LOG.
这种计程仪主要由一旋转体构成,由编织成的测速绳拖在水中,其上与距离记录设备相连,通常是牢固地系于船尾栏杆上,亦称patent log。
tagline
牵(拉)线
A line, either marked at equal intervals or run over a registered sheave, used in LARGE-SCALE SURVEYS to take equally spaced SOUNDINGS at pr... more
A line, either marked at equal intervals or run over a registered sheave, used in LARGE-SCALE SURVEYS to take equally spaced SOUNDINGS at predeter­mined distances from the CONTROL STATIONS.
刻度均匀的线或绕于标有刻度的滑轮上的线。用于大比例尺测量以获取控制点一定距离处的等间隔水深。
tagline survey
牵线测量
See SURVEY.
使用牵线法实施的大比例尺测量。在江河或港湾工程中有时采用的一种精确手段。
tail wind
顺风
WIND which blows in the same direction as that in which an object is moving, with respect to the EARTH's surface.
相对于地球表面而言,风向与运动物体运动方向相同的风。
talus
岩堆;斜面
A SLOPE. A sloping mass of DETRITUS lying at the base of a CLIFF or the like, and consisting of materi­al which has fallen from its face; al... more
A SLOPE. A sloping mass of DETRITUS lying at the base of a CLIFF or the like, and consisting of materi­al which has fallen from its face; also the SLOPE or inclination of the surface of such a mass.
位于悬崖等基底上的岩屑堆,由从岩石上掉下来的物质组成;亦指这堆物质表面的坡度或倾斜。
talweg (or thalweg)
海(河)谷底线
The line joining the lowest points of a VALLEY throughout its length. Sometimes called valley line.
沿着河谷纵向方向连接其最低点的线。有时亦称valley line。
tandem control
多船台测深,串联控制系统
In HYDROGRA­PHIC SURVEY, a system of obtaining two or more adjacent SOUNDING LINES run simultaneously and controlled by one ship, the other ... more
In HYDROGRA­PHIC SURVEY, a system of obtaining two or more adjacent SOUNDING LINES run simultaneously and controlled by one ship, the other ships, or LAUNCHES being merely referenced to it.
在海道测量中,指由一条船和其他船或系在上面的汽艇控制的同时获得两条或多条相邻测深线的系统。
tank
箱,槽,柜
A fixed structure for storing liquids.
存放液体的一种坚固容器。
tangent screw
微动(微调)螺旋
A slow motion screw of a surveying instru­ment or SEXTANT.
测量仪器或六分仪上的微动螺旋。
tape
卷尺,带尺;用卷尺测量
In SURVEYING, a ribbon of steel, INVAR, or other suitable material on which GRADUATIONS are placed for the measurement of lengths or distanc... more
In SURVEYING, a ribbon of steel, INVAR, or other suitable material on which GRADUATIONS are placed for the measurement of lengths or distances. See also BASE TAPE (or WIRE).
测量用的钢卷尺、铟钢尺或其它材料的卷尺,为了测量长度或距离,尺上标有刻度。
tape: alignment correction
卷尺定线改正
A CORRECTION applied to the measured length of a line to allow for the TAPE not being held exactly in a vertical plane containing the line.
因卷尺与所测线段不在同一铅垂面内而对其测量长度施加的改正。
tape: base
NULL
See BASE TAPE (or WIRE).
NULL
tape: catenary correction
NULL
See TAPE: SAG CORRECTION.
NULL
tape: grade correction
卷尺倾斜改正
A CORRECTION applied to a di­stance measured on a SLOPE to reduce it to a hori­zontal distance between the vertical lines through its end po... more
A CORRECTION applied to a di­stance measured on a SLOPE to reduce it to a hori­zontal distance between the vertical lines through its end points. Also termed slope correction or correction for inclination of tape.
应用于在斜坡上所测距离的改正值,斜坡距离减去它得到过斜坡两个端点的垂直线间的水平距离。也称为slope correction 或者correction for inclination of tape。
tape: invar
殷钢圈尺
Any survey TAPE made of INVAR.
由殷钢制作的测量尺。
tape: length correction
卷尺长度改正
The difference between the nominal length of a TAPE and its effective length under conditions of STANDARDIZA­TION.
卷尺的标称长度和在标准情况下的有效长度之间的差值。
tape: reference
基准基线尺
See REFER­ENCE TAPE.
一种专门作为比较标准的基线尺,亦称standard tape(标准基线尺)。
tape: sag correction
卷尺垂曲改正
The difference between the effec­tive length of a TAPE (or part of a TAPE) when sup­ported continuously throughout its length and when suppo... more
The difference between the effec­tive length of a TAPE (or part of a TAPE) when sup­ported continuously throughout its length and when supported at a limited number of independent points. Also called catenary correc­tion.
卷尺(或某一部分)在全部长度上都有连续支撑时的有效长度与仅个别点上有支撑时的有效长度之间的差值。亦称catenary correction。