与 «RANGING-POLE»相关的英语书籍
在以下的参考文献中发现
ranging-pole的用法。与
ranging-pole相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Handbook of Biodiversity Methods: Survey, Evaluation and ...
B4 Align camera so that selected distant feature or ranging pole is central in the
horizontal field of view. Clamp horizontal scale of pan head. Remove ranging
pole (if used), or move to most appropriate location if required in shot for scaling
or ...
2
Field Archaeology: An Introduction
Thesesighting marks are linedup with magneticnorth and then the second
ranging pole is moved into line with the sight marks. Intermediate poles can then
be sighted in by eye. The first surveyor at the point of origin will. implies, involves
the ...
Swing the telescope in the horizontal plane, and point it at the left side station P.
Tighten the lower clamp screw, and bisect the ranging pole or signal at P exactly
using the lower slow motion screw. The vertical slow motion screw is also used ...
4
New Perspectives on the Old Red Sandstone
Two-metre ranging pole for scale, (c) Lowermost strata in Association 2 at D.
Aiguillon (0-20 m), featuring Type 1 sandstone body (middle foreground, behind
2 m ranging pole), and overlying thin sandstone body (Sawdonia omata type
locality, ...
P. F. Friend, B. P. J. Williams, 2000
5
The Teaching of Geography
T wo slots at right-angles are then cut in the top of the ranging pole, the discs
forced in and held in place by screws. These discs are then painted yellow, which
is very easily seen over long distances by the naked eye, if the paint is kept clean
.
6
Archaeological Surveying and Mapping: Recording and ...
O p t i c a l s q u a r e This device is used to establish rightangles, rather than to
measure them, but it is useful for creating 90° offsets to baselines, and for
settingout grids. It is a small handhelddevice (or can also be mounted on a
ranging pole), ...
7
Site Surveying and Levelling
It must be appreciated that, for the above methods to be of use, the ground slope
between A and B must be generally uniform, as illustrated in Fig. 2.19. mark on
ranging pole at station E to be at the eye level of the observer / / / / / / (Ou“d/ \2\ ...
8
Seeing Beneath the Soil: Prospecting Methods in Archaeology
A ranging pole is put in at B. Assuming a two-pace (approximately 2 m or 6 ft)
traverse spac- ing, a ranging pole is put in at D, two paces from A. The first
traverse is from A to B, and B is then moved four paces to F. The second traverse
starts at ...
Oliver Anthony Clark, 2003
9
Construction Measurements
Directions and distances can thus be measured at one time for each point
sighted because the rodman carries a ranging pole with a target and a retroprism
affixed thereto. The prism must be mounted at the same distance above the target
as ...
It is made of 4mm diameter — steel wire looped at one end into a circle of 500
mm diameter and the other end is made pointed. 2.27. Ranging Pole and Offset
Rod The Ranging rods, Ranging Poles and Offset rods are differentiated as
follows: ...
