BAKER HUGHES INCORPORATED
`AND BAKER HUGHES OILFIELD
`OPERATIONS, INC.
`Exhibit 1014
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`Mclinnw-llm
` flmlluunnv ur
`smmmlu mm
`In:mm:A1
`Itnms
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`Fifth Edition
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`2 of 5
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`

`
`Sybil P. Parker
`Editor in Chief
`
`Auckland
`Montreal
`
`New York
`Caracas
`Bogota
`New Delhi
`
`McGraw-Hill, Inc.
`San Francisco
`Washington, D.C.
`Lisbon
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`Madrid
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`Singapore
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`Milan
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`On the cover: Photomicrograph of crystals of vitamin 31-
`(Dennis Kunkel, University of Hawaii)
`
`In
`
`Iordain, Condensed Computer Encyclopedia, Copyright © 1969 by McGraw-Hill, Inc_ All rights reserved. I.
`Markus, Electronics and Nucleonics Dictionary, 4th ed., Copyright © 1960, 1966, 1978 by McGraw—Hi11. Inc-
`All rights reserved. I. Quick, Artists’ andIllustrators’ Encyclopedia, Copyright © 1969 by McGraw-Hill, Inc. All
`rights reserved. B1akiston’s GouldMedicalDictionary, 3d ed., Copyright © 1956, 1972 by McGraw—Hjll, Inc. All
`rights reserved. T. Baumeister and L. S. Marks, eds., Standard Handbookfor Mechanical Engineers. 7th ed..
`Copyright © 1958, 1967 by McGraw—Hill, Inc, All rights reserved.
`
`of Technical Terms for Aerospace,Use, 1st ed., National Aeronautics and Space Administration, 1965; J. M.
`
`US. Air Force, 1963; NavalDictionary ofElectronic, Technical, andImperative Terms, Bureau ofNaval Person-
`nel, 1962; ADP Glossary, Department of the Navy, NAVSO P—3097.
`
`Copyright © 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill, Inc. All rights reserved. Printed in the United
`
`
`
`234567890
`
`DOW/DOW‘
`
`9987654
`
`ISBN 0-07—O42333-4
`
`Library of Congress Cataloging-in-Publication Data
`
`
`
`McGraw-Hill dictionary of scientific and technical terms /
`Sybil P. Parker, editor in chief..—5th ed.
`‘
`p.
`cm.
`ISBN 0-07-042333-4
`1. Science—Dictionaries.
`1. Parker, Sybil P.
`Q123.M34
`1993
`503——dc2O
`
`2. Techn0logy—Dicti0naries.
`
`93-34772
`CIP
`
`INTERNATIONAL EDITION
`
`North America.
`
`When ordering this title, use ISBN 0-07-113584—7.
`
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`of a feedforward mechanism, for reduction, equalization, or
`cancellation of sound.
`{
`jakrtiv ‘saund kon,tr6l }
`active substrate [SOLID STATE] A semiconductor or ferrite
`material in which active elements are formed; also a mechanical
`support for the other elements of a semiconductor device or
`integrated circuit.
`{ ‘ak-tiv 'ssb,strat }
`active Sun
`[ASTRON] The Sun during the portion of its 11-
`year cycle in which sunspots, flares, prominences, and variations
`in radio-frequency emission reach their maximum.
`{
`'ak‘tiv
`‘sen }
`In radio and radar, a system that requires
`active system [ENG]
`transmitting equipment, such as a beacon or transponder.
`{ ‘ak~
`tiv ‘sis-tom }
`active tracking system [NAV] A system with a transponder
`or transmitter on board the vehicle to repeat, transmit, or retrans-
`mit information to the tracking equipment; for example, Dovap,
`Secor, Azusa, Miran, and Minitrack.
`{ ‘ak-tiv‘trak-i13,sis-tom}
`active transducer
`[ELECTR] A transducer whose output is
`dependent upon sources of power, apart from that supplied by
`any of the actuating signals, which power is controlled by one
`or more of these signals.
`{ ‘ak-tiv tranz'diis-or }
`active transport
`[PHYSIO] The pumping of ions or other sub-
`stances across a cell membrane against an osmotic gradient, that
`is,
`from a
`lower
`to a higher concentration.
`{
`'ak-tiv
`'tranz,port }
`active vibration suppression [MECH ENG] The prevention
`of undesirable vibration by techniques involving feedback con-
`trol of the vibratory motion, whereby the forces designed to
`reduce the vibration depend on the system displacements and
`velocities.
`{
`'akrtiv vi‘bra-shsn se,presh-an ]
`.
`active volcano [GEoL] A volcano capable of venting lava,
`pyroclastic material, or gases.
`{ ‘ak-tiv ,val'ka-no ]
`active voltage
`[ELEC]
`In an altemating—Current circuit, the
`component of voltage which is in phase with the current.
`{ ‘ak-
`tiv ‘vol-tij }
`[MIN ENG] All places in a mine that are
`active workings
`ventilated and inspected regularly.
`{
`'ak-tiv ‘work-iigz }
`activity [COMPUT sci] The use or modification of information
`contained in a file.
`[NUC PHYS] The intensity of a radioactive
`source. Also known as radioactivity.
`[PHYS CHEM] A ther-
`modynamic function that correlates changes in the chemical
`potential with changes in experimentally measurable quantities,
`such as concentrations or partial pressures, through relations
`formally equivalent to those for ideal systems.
`[SYS ENG] The
`representation in a PERT or critical—path-method network of a
`task that takes up both time and resources and whose perform‘-
`ance is necessary for the system to move from one event to the
`next.
`{ ,ak‘tiv-ed-e}
`activity chart
`[IND ENG] A tabular presentation of a series of
`operations of,a process plotted against a time scale.
`{
`,ak‘tiv-
`9d'é ;Chéiit }
`’
`‘
`activity coefficient
`[PHYS CHEM] A characteristic of a quan-
`tity expressing the deviation of a solution from ideal thermo-
`dynamic behavior; often used in connection with electrolytes.
`{
`,ak‘tiv-ad-é ,k6'9‘fish-ant ]
`~In critical-path-method termi-
`activity duration [SYS ENG]
`nology, the estimated amount of time required to complete an
`activity.
`{
`,ak‘tiv-ad-e do‘ra-shon }
`activity level
`[COMPUT sci]
`1. The value assumed by a struc-
`tural variable during the solution of a programming problem.
`2. A measure of the number of times that use or modification is
`made of the information contained in a file.
`[ ,ak'tiv-ad-é ‘lev-
`el }
`activity ratio [COMPUT sci] The ratio between used or modi-
`fied records and the total number of records in a file.
`[GEoL]
`The ratio of plasticity index to percentage of clay-sized minerals
`in sediment.
`{
`,ak‘tiv-ad~é ,ra-sho J
`activity sampling See work sampling.
`plin l
`activity sequence method [COMPUT sci] A method of or-
`ganizing records in a file so that the records most frequently
`used are located where they can be found most quickly.
`{ ak'tiv-ed~e 'sé-kwens ,meth-ed }
`activity series
`[CHEM] A series of elements that have similar
`pr0perties—for example, metals~—arranged in descending order
`of chemical activity.
`[ ak'tiv~ed-e ,sir-ez }
`actol See silver lactate.
`{
`'ak,tol ]
`actomyosin [BiocHEM] A protein complex consisting of my-
`
`30
`
`active substrate
`
`Q? C? CQ?4-ItQ
`
`'
`
`osin and actin; the major constituent of a contracting muscle j
`fibril.
`{
`,ak'ta‘mi~e-sen}
`actophilous
`[ECOL] Having a seashore growing habit
`{
`,ak'ta~fa-los }
`.
`'ak~cho-wol aj }
`{
`actual age See absolute age.
`actual argument
`[COMPUT sci] The variable which replaces '
`a dummy argument when a procedure or macroinstruction is
`called up.
`[ ‘ak-che-wol 'ar-gye-merit }
`actual cost
`[iNi> ENG] Cost determined by an allocation of
`cost factors recorded during production.
`[ ‘alt-cho-wol ‘kost }
`actual cubic feet per minute
`[CHEM ENG] A measure of the
`volume of gas at operating temperature and pressure, as distinci
`from volume of gas at standard temperature and pressure. Ab.
`breviated acfm.
`[
`'ak-chs-wol ‘kyti-bik ,fet per ‘min-at }
`actual decimal point
`[COMPUT sci] The period appearing on
`a printed report as opposed to the virtual point defined only by
`the data structure within the computer.
`{
`'ak-che-wel ‘des-mo]
`‘point }
`[METEOROL] The vertical distance above
`actual elevation
`mean sea level of the ground at the meteorological station,
`{
`'ak-che-wel ,el'9‘va-shan }
`1. The real velocity of
`actual exhaust velocity [AERO ENG]
`the exhaust gas leaving a nozzle as determined by accurately 9
`measuring at a specified point in the nozzle exit plane.
`2. The
`velocity obtained when the kinetic energy of the gas flow pro-
`duces’ actual thrust.
`{ ’al<'cho-walig'zostv9,las-ed-e }
`actual height
`[ELECTROMAG] Highest altitude at which re-
`fraction of radio waves actually occurs.
`[
`'a.k-cha-wel ‘hit }
`actualhorsepowersee actual power.
`'ak-cha-wel ‘hors,pai'i-
`or }
`'
`-
`
`{
`
`{
`
`'ak-cho-wal
`
`{
`
`‘ak-che-wol ‘rel-9-tiv
`
`actual instruction See effective instruction.
`in'strek~shen }
`actual key
`[COMPUT sci] A data item in COBOL computer
`language which can be used as an address.
`[
`'ak-che-wel ‘kc’:
`}
`actual motion [NAV] Motion of a craft relative to the earth.
`{ ‘ak-cha-wel ‘mo-shen }
`actual power
`[MECH ENG] The power delivered at the output
`shaft of a source of power. Also known as actual horsepower.
`[ ‘alccho-wel ‘pan-or }
`actual pressure _[METEoRoL] The atmospheric pressure at
`the level of the barometer (elevation of ivory point), as obtained
`from-the observed reading after applying the necessary correc-
`tions for temperature, gravity, and instrumental errors.
`{
`‘ak-
`chs-wel ‘presh-or }
`actual relative movement See slip.
`_‘miiv-ment }
`I
`actual time
`[IND ENG] Time taken by a worker to perform a
`given task.
`(
`'ak-chevwol tim }
`actual time of arrival
`[NAV] The time at which a craft arrives
`at a specified point at a destination.
`{ ‘ak-cho-wel tim av o‘ri-_
`V91 }
`,
`~
`.
`actual -time of departure
`1. The time of leaving a
`[NAV]
`specified point at a place.
`2. The actual time an aircraft be-
`comes airborne.
`{ ‘ak-che-wol tim ev de'par-chor }
`v
`actual time of interception [NAV] The time of intercepting
`a craft by another craf .
`{
`'ak-che-wol tim av in~tor‘sep-shsn }
`actuate [MECH ENG] To put into motion or mechanical action,
`as by an actuator.
`{
`'ak-cho-wat }
`actuated roller switch [MECH ENG] A centrifugal sequence-
`control switch that is placed in contact with a belt conveyor,
`immediately preceding the conveyor which it controls.
`[
`‘ak-
`cha,wad-ad ‘r6-ler 'swich }
`actuating system [coNr SYS] An electric, hydraulic, or other
`system that supplies and transmits energy for the operation of
`other mechanisms or systems.
`{ ‘ak-cho,wad~i13 ,sis-tam }
`actuator
`[CONT SYS] A mechanism to activate process control
`equipment by use of pneumatic, hydraulic, or electronic signals;
`for example, a valve actuator for opening or closing a valve to
`control the rate of fluid flow.
`[ENG ACOUS] An auxiliary
`external electrode used to apply a known electrostatic force to
`the diaphragm of a microphone for calibration purposes. Also
`known as electrostatic actuator.
`[MECH ENG] A device that
`produces mechanical force by means of pressurized fluid.
`[ORD] Part of the receiver mechanism in certain types of au-
`tomatic weapons.
`{
`'ak-che,wad-er]
`AcU See actinouranium.
`
`{
`
`,ak‘tiv-ode ,sam-
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`acuate [BIOL]
`{ ‘ak-ye,wat}
`
`1. Having a sharp point.
`
`2. Needle-shaped.