| 释义 |
nomogram|ˈnɒməgræm|
[ad. F. nomogramme, f. Gr. νοµο- nomo- + F. -gramme -gram.]
A diagram representing a relationship between three or more variables in the form of a number of (straight or curved) scales, so arranged that the value of one variable corresponding to given values of the others can be read off by means of one or more straight lines drawn to intersect the scales at the appropriate values.
1909in Cent. Dict. Suppl. [with Fr. reference]. 1910R. K. Hezlet in Jrnl. R. Artillery XXXVI. 460 Fig. 5 shows..the ‘nomogram’ constructed for the formula on this plan. [Note] Coining an equivalent to the French ‘nomogramme’. 1918Inst. Automobile Engin. Proc. XII. 191 When..this ‘intersection’ diagram is changed to a ‘nomogram’ or ‘alinement’ diagram, all these difficulties disappear and the reading is rendered much more accurate. 1920Chem. Abstr. XIV. 2440 (heading) Nomograms for the functions log p = - (Q0/4·57T) + 1·75 log T + C and log P = - (Q0/4·57T) + 1·75 log T - aT + 3·3. 1938Jrnl. R. Aeronaut. Soc. XLII. 8 Nomograms for picking the best airscrew diameter. 1947Electronic Engin. XIX. 100 Line drawings, tables, charts and nomograms are liberally used. 1957G. E. Hutchinson Treat. Limnol. I. ix. 582 (caption) Nomogram for determining O2 saturation at different temperatures and altitudes. 1965A. S. Levens Graphical Methods Res. ii. 39 There are two general types of nomograms: one recognized as a Cartesian coordinate chart (or concurrency chart) and the other as an alignment chart. |