Vice President and Editorial Director, ECS: Marcia J. Groover Professor Emeritus of Industrial and Systems Engineering Lehigh Universityīoston Columbus Indianapolis New York San Francisco Upper Saddle River Amsterdam Cape Town Dubai London Madrid Milan Munich Paris Montréal Toronto Delhi Mexico City São Paulo Sydney Hong Kong Seoul Singapore Taipei Tokyo Abbreviations Used in This Book AbbreviationĬm F hp hr Hz in lbf m min mm MPa mV N ops Pa pc rad rev sec V W wk yr mm mV ΩĬentimeters Fahrenheit horsepower hour, hours hertz (sec)-1 inch, inches pounds force meters minute, minutes millimeters megapascals (N/mm2) millivolts newtons operations pascals (N/m2) pieces, parts Radians revolutions second, seconds volts watts week, weeks year, years microinches microns, micrometers microseconds microvolts ohmsĪutomation, Production Systems, and Computer-Integrated ManufacturingĪutomation, Production Systems, and Computer-Integrated Manufacturing Fourth Edition Mikell P.