Click for next page ( 206


The National Academies | 500 Fifth St. N.W. | Washington, D.C. 20001
Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement



Below are the first 10 and last 10 pages of uncorrected machine-read text (when available) of this chapter, followed by the top 30 algorithmically extracted key phrases from the chapter as a whole.
Intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text on the opening pages of each chapter. Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.

Do not use for reproduction, copying, pasting, or reading; exclusively for search engines.

OCR for page 205
GLOSSARY ac . alternating current amp ampere candle or cycles per second, depending on context cp candlepower cps cycles per second cm centimeter db decibel degree direct current dc fpm feet per minute fps feet per second foot ft-c . foot-candle ft-1 foot-lambert hr . hour micron microvolt mph miles per hour ma milliampere me megacycles per second ml millilambert mm millimeter me millimicron . . mln mmute prf pulse repetition frequency rms root mean square S/N signal-to-noise ratio square sq cm square centimeter sq ft square foot sq in. square inch in. inch sq m square meter kc kilocycles per second . . sq mm square mllllmeter kv kilovolt v . volt lambert va . volt-ampere pa lm . lumen microampere w watt yd yard ,~1 microlambert yr year 205

OCR for page 205