The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 260
... tool , machine tools combine weight and rigidity with delicate accuracy . Machine tools process parts for all production machinery , service machinery , and consumer products and make other machine tools . HISTORY Before the Industrial ...
... tool , machine tools combine weight and rigidity with delicate accuracy . Machine tools process parts for all production machinery , service machinery , and consumer products and make other machine tools . HISTORY Before the Industrial ...
Page 261
... tools . Tool materials . In order to remove chips from a work- piece , a cutting tool must be harder than the workpiece and maintain a cutting edge at the temperature produced by the friction of the cutting action . Carbon steel . Steel ...
... tools . Tool materials . In order to remove chips from a work- piece , a cutting tool must be harder than the workpiece and maintain a cutting edge at the temperature produced by the friction of the cutting action . Carbon steel . Steel ...
Page 262
... tool or a tap ( Figure 5 ) . Adapted from W.J. McCarthy and R.E. Smith , Machine Tool Technology Drilling machines . Drilling machines , also called drill presses , cut holes in metal with a twist drill ( Figure 2 ) . They also utilize ...
... tool or a tap ( Figure 5 ) . Adapted from W.J. McCarthy and R.E. Smith , Machine Tool Technology Drilling machines . Drilling machines , also called drill presses , cut holes in metal with a twist drill ( Figure 2 ) . They also utilize ...
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19th century army atoms axiomatic axioms bearings became BIBLIOGRAPHY body centre century church dipoles Dutch economic electric electrons energy example ferromagnetic Figure fluid flux density force France French friction function gears German helium-3 Holland important industry King known land later Lo-yang load lock locomotion loess logic logicians logistic London Louis Low Countries lubricant luminescence Luther Lutheran Luxembourg lymph lymph nodes lymphatic Macau machines Mackenzie River Madagascar Madhya Pradesh magic magnesium magnetic field magnetic moment material mechanical ment Merina metal miles modal modal logic motion move movement Netherlands nodes nuclear operations particles percent political population predicate produced propositions provinces River rotation rule screw shaft speed square stadholder surface syllogisms temperature theorem theory tion tool torque towns types United valid variables velocity wff's