- 注册时间
- 2008-9-13
- 最后登录
- 1970-1-1
- 在线时间
- 0 小时
- 阅读权限
- 200
- 积分
- 0
- 帖子
- 24482
- 精华
- 4
- UID
- 9
![Rank: 9](static/image/common/star_level3.gif) ![Rank: 9](static/image/common/star_level3.gif) ![Rank: 9](static/image/common/star_level1.gif)
|
Deployment, G6 E& U: b; C1 ^
Testing
4 y" [3 |7 [1 ? dThe testing and/or simulation of system assets in the physical and operational
5 W( ^% C# |% D" T a8 G! o5 A. K1 Venvironment in which they are expected to perform./ d' ^& H' a m8 n1 v
DepOpsDep Service Deputy Operations Deputies.) n8 t) v0 {! J% s
MDA GLOSSARY, VER. 4.0 D( A- `, B( c) \, }( f3 a$ U5 \
78" c* S( K( h! ?( \3 z! \ _1 x
Depressed* n' ?8 O5 n7 |) N( K) z
Trajectory; r% ?) x5 P3 p) }( ]( X" c
Trajectory with an apogee below that of the minimum-energy trajectory.
3 H: T" ~/ M9 @% a; EDEPSCoR Defense Experimental Program to Stimulate Competitive Research.- q- X3 Z9 z* ?! F2 O. R8 M
DEPSECDEF Deputy Secretary of Defense.0 J) A/ ]8 t2 Q- W+ N8 C; P$ a( k
DeSecState Deputy Secretary of State.
) H* {2 y% g" A& G+ t1 ?DERA Defense Evaluation and Research Agency. Consolidated research and0 ]9 R9 v" V% r3 w4 ~; a
development resources of the U.K. Ministry Defence. Headquartered in6 q7 k0 Z$ C* Q! I
Farnborough, England.
4 S$ x2 j8 s- O1 @5 Z7 S! oDerivative% w9 R7 @1 ?( @
Classification
7 U; d" J; Q' i& Q% q( q& d1 g+ ?, tA determination that information is in substance the same as information
x6 I- T! X; I- w; J2 C$ W; Hcurrently classified and the application of the same classification marking.- [; R1 z7 X/ L! C; ]6 M
DES Data Encryption Standard.
* X/ d. ~4 }& y; tDESC Defense Electronics Supply Center (DLA term).
$ `! k2 C( i' y: R9 B( qDesign& ~% X8 C: I1 O4 v
Constraints
$ g# D) g+ A. }7 V/ i1 m' \- nBoundary conditions within which the developer must remain while allocating
& h: F3 d1 A% f% t* n; Bperformance requirements and/or synthesizing system elements.2 ^; h9 M. o7 p* O
Design
* {1 p# A4 P3 z; C, W, m! u: h6 BParameters
: `( k! V, j4 ? }) |Qualitative, quantitative, physical, and functional value characteristics that are7 D# v$ q# B0 ?% h9 E' R4 F
inputs to the design process, for use in design tradeoffs, risk analyses, and
1 b' b* h0 A# n6 U6 |! V$ ^9 `/ Y6 q% edevelopment of a system that is responsive to system requirements.
* g9 _$ X' n/ wDesign Phase A period of time in the software life cycle during which the designs for
7 B. O' o7 v& j/ earchitecture, software components, interfaces, and data are created,
+ A4 x8 c `. ]' s9 n+ a. M; j" p5 e. jdocumented, and verified to satisfy requirements.# q3 | M0 |+ g
Design-to-Cost" a" z0 e2 K8 ?. x6 R
(DTC) Goal9 m6 b7 Q+ p% e" x% |1 z9 l
Management concept wherein rigorous cost goals are established during
" i' ^) J* A7 i. ^ Pdevelopment, and the control of systems costs (acquisition, operating, and
' B9 [& w8 f& \$ P, {, Z5 C2 ksupport) to these goals is achieved by practical tradeoffs between operational* v2 Z) h# D+ X
capability, performance, costs, and schedule. Cost, as a key design parameter,2 _9 X6 G& O N. c x
is addressed on a continuing basis and as an inherent part of the development
$ H" u3 e. e2 m! W. U5 G, P, Fand production process. A DTC goal should be in the form of average unit
/ R* m3 ]$ n5 k( G3 X/ Iflyaway cost. Also, DTC parameters for operation and support will be. v. [* _: J, s+ x1 M
selected—parameters that are design-controllable, significantly affect O&S costs,2 X" h% K" Y, D6 {! a4 q1 D# f
and can be measured during test and evaluation. Parameters may be
$ u) r2 S! R' pexpressed in dollars or by other measurable factors, e.g., manpower, reliability, or: y0 y4 Z. M' O/ U3 s! K; @. b6 h; [& [
maintainability. Firm goals and thresholds will be established no later than entry R7 o0 P2 \( T& v R: O% d
into EMD (Milestone II). This is an in-house goal, almost contractual in nature,* C7 _; a1 q* Z& h n5 h
between the PM (Service) and the SECDEF. Allocations from this goal will2 N2 I: a9 s4 S9 L6 u9 d' d; J
become the contractual DTC goals for contractors supporting the program.
( j3 k( U7 t/ aDet Detachment.8 M- Y/ B+ ]/ C; o% W2 Z2 N& O
DETEC Defense Technology Evaluation Code.
1 A3 o2 b: E9 z3 e0 a. }! SDetector A passive IR, visible, UV detector turns photons into an electrical signal. The& p4 D. ?' Y7 K, X: H
IFOV of the detector is its solid angular sub-tense. There is sometimes
4 O% C6 t8 {5 v( iconfusion between the detector sub-tense (size) and the pixel (picture element
% L9 f0 n4 U; F1 n- T2 nsize). They are the same for a staring sensor, but in a scanner it depends on& k, v4 I) M0 e2 P
the array offset and number of samples per dwell. A pixel area is often only onesixth or one-eighth of a detector angular area.$ H8 D$ d" @6 H9 k
MDA GLOSSARY, VER. 4.0 D
9 i3 N6 X- h+ @5 Q/ D79- M( I$ i& x! w" x8 ~3 E
DEV ENV Development Environment.
+ o9 O" m7 w! ?9 e5 E. pDevelopment5 n: s' \- l3 F8 D" m: g* V
Test (DT)3 K/ d# h/ p, p" A2 c! c- m5 b
Test conducted by the development test organization to achieve specified test# k+ u0 c3 p" X/ H
objectives. It may be a complete test, a subtest, or a phase of a test.
9 b) k# T$ z% y' L. r7 [3 j3 w. |Development
# ] c' F6 O( b2 L( WTest I (DT I)
/ ~8 i: I' X" _7 j; y- RA series of tests conducted during the demonstration and validation phase.
) }2 ^+ R: P8 b' cComponents, subsystems, or the total (or full) system are examined to determine3 B) y( o* W# k' S, u
whether the system is ready for EMD. State-of-the-art technology is addressed5 h4 |) ^8 z6 [$ ?% v1 j- `
in DT I.
( i; ]5 J# B( L; V) Q# d( oDevelopment4 }- V& X7 V4 c0 Q7 K+ \" {$ S0 g
Test II (DT II). F4 j) V3 l9 Z d
A series of tests, normally during EMD, which provide the technical data
9 @ f) y$ G: f4 N& X3 I5 T% h; ]1 E# Fnecessary to assess whether the system is ready for low-rate initial or full
( J7 ?7 _/ L2 _& O% ^5 ^production. It measures the technical performance and safety characteristics of+ E6 f; A, f% G$ ? G5 X
the item and evaluates its associated tools, test equipment, training package,
( o9 S! V# c' {( @and maintenance test package as described in the development plan. DT II) c0 Y0 S( a# U1 Z& k o8 C
addresses accomplishment of engineering design goals and the fulfillment of
/ ^* o6 X F; zcontract specifications.
9 F0 r$ L1 U4 {6 ?" fDevelopment% _9 e: W( ]! _( {4 h; Y
Test III (DT III)
3 b `: D1 g& ~Tests conducted during production.( u- _" t* w8 k6 e8 [! M6 S5 V' A
Development
7 F, q3 g; X0 y# g+ O9 TTest and
% F2 M- Z" ^2 v+ r5 f7 lEvaluation
6 Q' K7 E. g) A# H6 e(DT&E)
/ i; ^! q5 j @, E, MTest and evaluation conducted to measure progress, usually of
+ b" o) _% ?' f) {1 Scomponent/subsystems, and the proofing of manufacturing processes and2 T/ _9 v* P- a% r; q! C0 t+ W: k
controls and to assist the engineering design and development process and
$ R0 C, a* }0 `+ M* ^9 v8 r Q6 mverify attainment of technical performance specifications and objectives. Usually
4 M8 f8 F k/ P M' Zconducted under controlled or laboratory conditions. Can be conducted before
! X/ W. a! t* s) xor after production begins.& O1 h0 ]- W3 Y$ N, K0 X
Development
) Z3 I! Z; g. ^ @; T- C% oTest (DT)
: u. x* ]- y, |3 uTest conducted by the development test organization to achieve specified test
) ?+ t' M( d7 ?: I$ v' P/ {( G! @9 `objectives. It may be a complete test, a subtest, or a phase of a test.( K' w0 _, X; l2 m
Deviation Criteria Limits established beyond which a Program Manager may not trade-off cost,
8 |3 O1 \* m E$ @schedule, or performance without authorization from the milestone decision- P# b+ \, }8 `. o
authority. Acquisition Program Baseline (APB) thresholds represent these. v1 I, d- b. C
parameters.
0 e: E1 e5 l6 N2 m: r3 ?Devolution of
: ~8 F8 e' C% U. \1 r% J3 C3 w- vCommand0 K3 o" a( M; x/ S+ x
Minimal essential operational capability to perform C2 provided in an orderly and* P/ C1 I; j r8 N7 J$ x/ [+ K2 y
timely fashion to a duly authorized successor.
4 T, y( u+ o6 t# D" q) YDEW (1) Directed Energy Weapon. (2) Directed Energy Warfare.
+ g2 t5 f7 {2 d- bDEW/D Directed Energy Weapon/Discrimination.
, X$ Y8 V" j$ J; u/ vDEWG, O Directed Energy Weapon Ground, Orbital
Z) g) n1 A# ?2 qDEWL Directed Energy Weapon, Laser (thermal or impulse).
8 z3 o( ?$ Z% ^6 B' K% eDEWP Directed Energy Weapon, Particle Beam (neutral or charged).
5 M% s2 f+ `* f+ o' U8 S- tDF-KBS Data Fusion Knowledge Based System.
7 H3 e7 ]) F% _0 p% H6 w: L& l4 K' PDF2 Deuterium Fluoride.
2 g+ k( s: I9 b4 C( BDFAR Defense Federal Acquisition Regulation" J; y* s$ H' A
DFARS Defense Federal Acquisition Regulation Supplement.$ ?0 a$ y: f$ t, N: g
MDA GLOSSARY, VER. 4.0 D
: K6 p# x& ]! J2 z80% P! ^: r( d( ~5 B5 d
DFAS Defense Financing and Accounting Service.2 `6 i6 h. O/ p1 P9 f; Y
DG OBSOLETE. Defense Guidance. See Defense Planning Guidance.
* S0 b+ T) T/ ?0 S/ |/ G5 qDGA Director General of Armaments (France)., r+ M8 }( L1 g$ Z# I2 t( P% b
DGP Defense Group on Proliferation.
( V! C, J7 }& K, W$ N2 J# x; pDI (1) Data Item. (2) Developmental Item.: {' s% z( x. ` ?# E
DIA Defense Intelligence Agency.4 {! s% Q; y2 h/ \2 w9 L, G" u
DIAC Defense Intelligence Analysis Center.+ v2 }. r- X1 T
DIAM Defense Intelligence Agency Manual
9 p- E+ o6 b, \$ T: D- Z2 ?# LDiameter (Optics) The unit of measure of the light gathering power of a lens." k4 ?0 |1 c4 p6 _$ Z: q! _
DICE Digital Integrated Combat Evaluator.
" L, W1 V c, MDID Data Item Description.
2 d) \+ Z( D5 [9 iDiffraction The spreading out of electromagnetic radiation as it leaves an aperture. The* i: F* W+ o5 s7 r$ a
angle of spread, which cannot be eliminated by focusing, is proportional to the$ \+ d) H& n$ P9 K% T& T5 ?0 ]* O
ratio of the wavelength of radiation to the diameter of the aperture.
; ~: i, ^2 X8 z& g+ l6 n! ZDigital
6 b* |6 d+ N4 x3 h0 q$ ?& NProcessing
2 v: n+ x5 S* ~2 |: gThe most familiar type of computing, in which problems are solved through the8 O6 I, N! i/ v7 l4 I& u
mathematical manipulation of streams of bits.( ` ?, ~) L2 |" r% w
DII Defense Information Infrastructure$ ?/ U, H8 c( |6 i: k
Dip A period of significantly decreased RCS signatures of an RV at low altitude (6 to
5 m y. M l% L8 \) R# P12 km) between wake termination and de-sheathing.2 ?; B3 B" ~. ?
DIPS Dynamic Isotope Power System (which provides up to 10 kW of power)./ r7 F0 U; |5 O6 {
DIR Director.$ G v' L. c" q% @& n1 a0 Z
Direct Air
c; l# j! w5 r( y" r! @Support Center0 P6 Z4 c) r s8 _
A subordinate operational component of a tactical air control system designed; L0 y8 q7 ?3 H V; u7 a7 S1 r3 n
for control and direction of close air support and other tactical air support: C& Y7 w# S' J
operations, and normally collocated with fire support coordination elements.; a; F) G- C2 R; a
Direct Cost Any cost that is specifically identified with a particular final cost objective. Is not6 Q3 u+ ?0 X( Z3 ^' r% V8 I
necessarily limited to items that are incorporated into the end product as labor or8 @, I% U0 F, f8 T1 n" ]
material. ?( \2 f6 ^+ h$ ?- V
Direct Labor Labor specifically identified with a particular final cost objective. Manufacturing
4 w) w% K" r9 x" R; Hdirect labor includes fabrication, assembly, inspection and test for constructing" [7 G# ]# S$ X' X
the end product. Engineering direct labor consists of engineering labor such as
: F4 r# {) I2 X% j4 Vreliability, quality assurance, test, design, etc., that is readily identified with the
. V1 C% P: X- K4 B5 nend product.5 q! h5 g) S7 S' }
Directed Energy3 Q" m+ y: {4 {% q; V' y& g2 v
(DE)
/ a6 r+ ~+ X: q! I9 J4 w1. Energy in the form of atomic particles, pellets, or focused electromagnetic7 _2 G; U! x& U' m4 j0 M1 f
beams that can be sent long distances at, or nearly at, the speed of5 y2 u% ], }* c, c: k
light.8 N9 }# e* o" p1 x" u6 C- E
2. An umbrella term covering technologies that relate to the production of a2 ~4 U" o4 z9 U. _$ W0 t1 J
beam of concentrated electromagnetic energy or atomic or subatomic particles.
3 V1 f. ]- o* x \# Y" {6 XMDA GLOSSARY, VER. 4.0 D
2 ?$ E) u5 K* _8 G811 J4 g9 }( D4 g% \3 ]& q
Directed Energy, i# z! Q: F9 ?
Device) Z$ A# V0 F$ N( O# a$ Q
A system using directed energy primarily for a purpose other than as a weapon./ t2 _) w% F8 x+ A4 [2 J
Directed energy devices may produce effects that could allow the device to be2 x6 u) I, V- d- b# `2 q' z; P" p$ i
used as a weapon against certain threats, for example, laser rangefinders.0 H% {+ B. H4 ]
Directed Energy) ]- J4 X/ G! P4 q8 J
Weapon (DEW)% @& X/ C0 | k* d- X, t
A system using directed energy primarily as a direct means to damage or destroy! O% }' T' M$ `
enemy equipment, facilities, and personnel.
6 B' Z% _/ q0 N0 A' Q) Y9 oDIRLAUTH Direct Liaison Authorized.
! k* ^ R6 Y$ I5 z: {: QDIRNSA Director, National Security Agency.6 U& C5 e% L6 W) p
DIS (1) Distributed Interactive Simulation. (2) Defense Investigative Service.
) n" R4 D/ _) l0 {9 Q; ]DISA Defense Information Systems Agency, Washington, DC. (Formerly known as
$ ^* r/ P/ n0 R6 CDefense Communications Agency)., z, ]! C% L+ Q5 s8 w
DISCO Defense Industrial Security Clearance Office
, e; M1 y- E+ H1 S% gDISCOM Division Support Command (US Army term). g% A+ K3 X, i- ?5 m5 C `+ v
Discretionary
2 Z) k1 F; b( T" iJudgment
) ~, n$ x, n5 s! A: oThe authority given USCINCSPACE or his duly authorized representative to+ Z) F. q* N) r j8 ^6 w
perform actions not covered by the ROE. |
|