A REMOTE-CONTROLLED SUBTENSE BAR
作者:
MenziesG. H.,
LongleyC.,
期刊:
Survey Review
(Taylor Available online 1969)
卷期:
Volume 20,
issue 154
页码: 170-173
ISSN:0039-6265
年代: 1969
DOI:10.1179/sre.1969.20.154.170
出版商: Taylor&Francis
数据来源: Taylor
摘要:
AbstractIn a recent issue of theSurvey Review(Vol. XIX No. 149, July 1968, pp.317–318) Mr. A. L. Allan described a“high subtense bar”whose rotation about a vertical axis is effected by“an assistant pulling on two strings”. Some years ago a remote controlled subtense bar was devised in the workshop of this Department and is briefly described and illustrated by photographs in this article.
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