| 单词 | sieve map |
| 释义 | > as lemmassieve map sieve map n. a map upon which the distribution of a number of features is depicted by means of transparent overlays. ΚΠ 1938 E. G. R. Taylor in Geogr. Jrnl. XCII. 25 The last map..is constructed on what I have termed the sieve method.] 1952 F. J. Monkhouse & H. R. Wilkinson Maps & Diagrams iv. 190 E. G. R. Taylor produced a map upon which all areas in Great Britain unsuitable for industrial location were indicated in solid black. These areas were determined by superimposing isopleths representing certain specific factors... This process was termed ‘sieving out’ and the resultant maps are sometimes referred to as ‘sieve-maps’. 1965 Listener 27 May 774/2 When to these were added those areas of real natural beauty within the conurbation..and areas of the highest agricultural value..the result (which we called the regional sieve map) was an exceedingly complex jig-saw puzzle. < as lemmas |
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