Finite Element Modeling of BTS Accessories by LUSAS

7/30/2019 Finite Element Modeling of BTS Accessories by LUSAS

1/20

Dlkg`z Gd`q~la @k`d|qlq mi J^Q@aagqqmzlgqWqgn lk idwqf%admqlko nmmzq mi E`qhln Qwd~`k Lqe`ld W^EQcwn`l$ Hmfmz

- -

^fgmz| `kn @rrdla`~lmk mi Ilkl~g Gdgegk~ eg~fmn

Dga~wzgz8 @qqmal`~g Rzmi+ Nz+ Zgnxw`k @jnwdd`f


2/20

t R ` o g

@ dlkg`z q~`~la `k`d|qlq lq ~m jg a`zzlgn mw~ mk ~fg hmlk~ mi ~fg idwqf%admqlko nmmzq mi E`qhln

Qwd~`k Lqe`ld WÊ Qcwn`l$ Hmfmz+

Izmk~ ylg mi ~fg idwqf%admqlko nmmzq lk E`qhln Qwd~`k Lqe`ld

^fg emqpwg f`q+++ kwejgz mi ~|rla`d ~lejgz nmmzq+ ^fgqg nmmzq `zg zm~`~lko j| hmlk~q ngylagq

mygz hmlk~q kègn J^Q @aagqqmzlgq+ ^fg J^Q àagqqmzlgq `zg qwrrmz~gn j| idmmz qrzlkoq `kn

dm`ngn j| qgdi glof~ mi ~fg nmmz i`q~gklko j| qazgq lk~m ~fg ~lejgz nmmzq izme jm~~me `kn`dqm f`kogn j| ` qleld`z àagqqmzlgq qazggn izme ~mr+

^mr ylg mi ~fg J^Q @aagqqmzlgq `kn Idmmz qrzlkoq

AF@R^GZ 0 Ngqazl ~lmk


3/20

t R ` o g

^fgqg ngylagq rzmylng ngozgg mi izggnme imz zm~`~lmk r`z`ddgd ~m rd`kg qwzi`ag kn `dqm

~z`kqigz qgdi glof~ mi ~lejgz nmmzq lk~m idmmz qrzlkoq+

Qafge`~la qcg~af mi ~fg J^Q @aagqqmzlgq &zgi+ NMZE@ rzmnwa~ dg`idg~q,


4/20

t R ` o g

^flq qga~lmk amygzq ~fg ngilkl~lmk mi ~fg ig`~wzgq &Rmlk~q$ Dlkgq `kn Qwziàgq, flaf ~mog~fgz

imze ~fg ogmeg~z| mi ~fg J^Q@+

Ildg;Kg ~m q~`z~ ` kg emngd ildg+ Emngddgz ldd rzmer~ imz `k| wkq`ygn n`~` `kn nlqrd`|~fg Kg Emngd nl`dmo+

Azg`~lko ` kg emngd

Gk~gzlko ~fg ildg kèg `q J^Q @aagqqmzlgq

Ngilklko mzclko imdngz+

Gk~gzlko ~fg ~l~dg `q J^Q@

Qg~~lko ~fg wkl~q `q K$ ee$ ~$ q$ A

Qgdga~lko ~fg emngd ~gerd`~g Q~`kn`zn izme ~fmqg `y`ld`jdg lk ~fg nzmr nmk dlq~+

Dg`ylko ~fg wqgz lk~gziàg qg~ ~m Q~zwa~wz`d

Gkqwzlko ~fg Ygz~la`d @vlq lq qg~ ~m X

Adlac ~fg MC jw~~mk+

Mw~gz alzawd`z jmn| `zmwkn agk~zg mi zm~`~lmk ldd jg ngilkgn j| nz`lko ` alzadg l~f agk~zg

mi & $ , z`nlwq mi Lkqlng mi ~fg qga~lmk lq fmddm lk zga~`kowd`z qf`rg l~f `dd ~flackgqq

mi `dmko ~fg ln~f `kn `dmko ~fg dgko~f+ Ngr~f imz qfì~ fmdg lq ee+

Nlegkqlmk mi ~fg alzawd`z ~mr

AF@R^GZ : Emngddlk 8 Ig`~wzgq


5/20

t R ` o g

^flackgqq ldd jg af`kogn izme lk alzawd`z r`z~ lk~m lk `ze mi ~fg J^Q@+

^m ngilkg ammznlk ~lmk mi ~fg lk~gzk`d zga~`kowd`z izme ~fg ngilkl~lmkq mi Ilowzg lk~gzqga~lko

dlkgq `zg a`dawd`~gn+

Ammznlk`~lmk `zg ngilkgn `q ~`jdg jgdm lk &v$ | , rd`kg8


6/20

t R ` o g

Rmlk~ v |

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Ammznlk`~gq

Ammznlk`~gq mi rmlk~q &v$ |,


7/20

t R ` o g

Ogmeg~z|;Rmlk~ ;Ammznlk`~gq+++

Afmmqg ~fg rmlk~q ~f`~ g `k~ ~m f`yg dlkg lk jg~ggk `kn om ~m Ogmeg~z|;Dlkg ;Rmlk~q+++

^m ngilkg `za g afmmqg q~`z~$ gkn `kn ` rmlk~ mk `za `kn Ogmeg~z|;Dlkg; @za-Alzadg;

Izme Amznq-Rmlk~q+++


8/20

t R ` o g

Ogmeg~z|;Qwziàg ;Ammznlk`~gq+++

Qwziàgq `zg ngilkgn j| afmmqlko d`~gz`d dlkgq qwzzmwknlko ~fg qwziàg `kn rwqflko ~fg jm~~me

izme ogmeg~z| ~mmdj`zq+


9/20

t R ` o g

Ngilklko kn @qqloklko Emngd @~~zljw~gq

Lk mzngz ~m a`zz| mw~ `k `k`d|qlq mi ~fg emngd y`zlmwq `~~zljw~gq ewq~ jg ngilkgn `kn `qqlokgn

~m ~fg emngd+ ^fg imddmlko `~~zljw~gq kggn ~m jg ngilkgn8

~fg ilkl~g gdgegk~ egqf ~m jg wqgn

~fg ymdweg mi ~fg J^Q@

~fg e`~gzl`d izme flaf ~fg J^Q@ lq e`ng

~fg qwrrmz~q ~m jg wqgn

~fg dm`nlko mk ~fg J^Q@

Ngilklko ~fg Egqf

^fg J^Q@ ldd jg egqfgn wqlko jm~f zgowd`z `kn lzzgowd`z Qwziàg egqfgq+ @ zgowd`z egqf

lq ~m jg wqgn imz ~fg h`q mi ~fg qr`kkgz+ @k lzzgowd`z egqf ldd jg wqgn imz ~fg f`kndg+

^fg kwejgz mi gdgegk~q lk ~fg zgowd`z Qwziàg egqf ldd jg amk~zmddgn j| ngilklko dlkgegqfgq mk ~fg Dlkgq ngilklko ~fg jmwkn`z| mi ~fg Qwziàgq+ ^fg kwejgz mi gdgegk~q lk ~fg

lzzgowd`z Qwziàg egqf ldd jg amk~zmddgn j| qrgali|lko `k lng`d gdgegk~ qlxg+ M~fgz eg~fmnq

mi amk~zmddlko egqf ngkql~| `zg `dqm `y`ld`jdg+

Ngilklko ` Lzzgowd`z Qwziàg egqf

Qgdga~ Q~zgqq gdgegk~q$ flaf `zg ^g~z`fgnz`d lk qf`rg l~f ` Dlkg`z lk~gzrmd`~lmk

mzngz+

@~~zljw~gq;Egqf ; Qwziàg

Gkqwzg ~f`~ ~fg Lzzgowd`z Egqfjw~~mk lq qgdga~gn+

Gk~gz ~fg `~~zljw~g kèg `q Lzzgowd`z Rd`kg Q~zgqq

Adlac ~fg MCjw~~mk ~m `nn ~fg Qwziàg egqf n`~`qg~ ~m ~fg ^zgg%ylg+^fg egqf lddjg `qqlokgn ~m ~fg emngd `~ ` d`~gz q~òg+

AF@R^GZ 1 Emngddlk 8 @~~zljw~gq


10/20

t R ` o g

Ngilklko ~fg ymdweg

Qm i`z ~fg J^Q@ f`q jggk ngilkgn lk ~m nlegkqlmkq+ Lk mzngz ~m olyg ~fg qr`kkgz l~q Qggr Ig`~wzg ldd jg

wqgn+ ^fg alzawd`z r`z~ lq ee ~flackgqq l~f zga~`kowd`z fmdg lkqlng lk ngr~f mi ee `q ` zgqwd~ ~mr jdmaclq ee &qgg Ilowzg,+ ^flackgqq mi ~fg f`kndg lq ee+

@~~zljw~gq;Ymdweg ;J| qggrlko

Afmmqlko dd qwziàgq mi ~fg f`kndg r z~ `kn qggr;^z`kqd`~g l~f ngr~f mi $% lk ~m q~grq+

Afmmqlko `dd qwziàgq mi ~fg Alzawd`z `dd `zmwkn Zga~`kowd`z fmdg$ ~fg n`zc `zg` lk ilowzg `kn

qggr;^z`kqd ~g l~f ngr~f mi % +

Afmmqlko dd qwziàgq mi ~fg Alzawd z ~mr ~fg n`zc zg lk ilowzg kn qggr; z`kqd ~g l~f ngr~f mi # +


11/20

t R ` o g

@qqloklko qwziàg egqf

^fg Qwziàg egqf `kn ogmeg~z| `~~zljw~gq ngilkgn rzgylmwqd| a`k km jg `qqlokgn ~m ~fg zgdgy`k~ ig`~wzgq mi ~fgJ^Q@+ @q `k `d~gzk`~lyg g a`k qgdga~ ig`~wzgq j| nzòolko ` jmv `zmwkn ~fge+

Nzò `kn nzmr ~fg Qwziàg egqf `~~zljw~g Lzzgowd`z Q~zgqq izme ~fg ^zggylg mk~m ~fg qgdga~gn

Qwziàgq+

Emngddgz ldd amkilze ~fg egqf `qqlokegk~ imz gàf Qwziàg lk ~fg ~gv~ lknm+ ^fg gdgegk~ egqf imz

`dd ymdwegq ldd jg nz`k+

Amkilze`~lmk mi

egqf qqlokegk~

imz dd ymdwegq


12/20

t R ` o g

Ngilklko ~fg E`~gzl`d

Qgdga~ ~fg e`~gzl`d Eldn Q~ggd izme ~fg nzmr nmk dlq~$ qgdga~ wkl~q miK$ee$~$q$A `kn adlacMC~m `nn ~fg

e`~gzl`d ~~zljw~g ~m ~fg @~~zljw~gq;E`~gzl d ;E`~gzl`d Dljz`z| _l~f ~fg fmdg emngd qgdga~gn &A~zd `kn @ cg|q ~mog~fgz, nzò `kn nzmr ~fg e`~gzl`d `~~zljw~g Eldn Q~ggd

Wkoz`ngn &K$ee$~$q$A, izme ~fg ^zggylg mk~m ~fg qgdga~gn ig`~wzgq `kn `qqlok ~m ~fg qgdga~gn qwziàgq j|

adlaclko ~fg MCjw~~mk+

@qqloklko ~fg Qwrrmz~q

Qgdga~ ~fg Rmlk~ flaf `zg mzclko `q qwrrmz~ lk ` rdàg ~f`~ ~fg idmmz qrzlko qfì~ om lk~m ~fg amwrdlko`kn l~ ldd jg `qqlokgn `q qwrrmz~ Ilvgn lk V$\$X `kn Izgg Zm~`~lmk lk dd Nlzga~lmkq+

Nzò `kn nzmr ~fg qwrrmz~ `~~zljw~g Ilvgn lk V izme ~fg ^zggylg mk~m ~fg qgdga~gn rmlk~+

Adlac ~fg MCjw~~mk ~m qqlok ~fg qwrrmz~ ~m ~fg Rmlk~ qgdga~gn+


13/20

t R ` o g

Dm`nlko A`dawd`~lmk

Dm`nlko `rrdlgn ~m ~fg J^Q@ `zg qfmgn lk ilowzg + ^m a`dawd`~g ~fg Z amkagk~z`~gn dm`n `rrdlgn ~m ~fg

wrrgz qwrrmz~ g a`dawd ~g ~fg `rrdlgn emegk~we j| _ mi nmmz qgdi%glof~ `kn Z dm`n izme rmlk~ @ &rmlk~

fgzg Z lq `rrdlgn,+

5 5 + 5

^fg a`dawd`~gn dm`n lq `rrdlgn `q ` nlq~zljw~gn dm`n lk~m ~fg qwziàg mi J^Q@ `~~àfgn ~m jm~~me mi ~lejgz nmmz8

5

5

5 +

5

5

^fg `rrdlgn Z qfg`z imzag lq ~z`kqigzzgn j| qazgq lk~m ~fg J^Q@ ~fgk ~fg dm`n `rrdlgn ~ gàf qazg lq8

5 +

Ngilklko ~fg Dm`nlko

@ rzgqqwzg dm`n lq ~m jg nlq~zljw~gn gygkd| `dmko ~fg ~mr gnog mi ~fg f`kndg+

@~~zljw~gq ;Dm`nlko ; Qgdga~ ~fg Iàg mr~lmk kn adlacKgv~Gk~gz dm`nlko mi % lk ~fg | nlzga~lmk+

Gk~gz ~fg `~~zljw~g kèg `q Iàg Dm`n+

Adlac ~fg Ilklqfjw~~mk ~m `nn ~fg dm`nlko ~~zljw~g ~m ~fg ^zggylg+

J| ~fg qèg eg~fmn amkagk~z`~gn qfg`z imzag ldd jg `rrdlgn `dqm lk~m ~fg qwziàg


14/20

t R ` o g

@qqloklko ~fg Dm`nlko

Qgdga~ ~fg Dlkg mk ~fg ~mr gnog mi ~fg f`kndg+

Nzò `kn nzmr ~fg dm`nlko `~~zljw~g Iàg Dm`n izme ~fg zggylg mk~m ~fg qgdga~gn Dlkg+

Adlac ~fg MCjw~~mk ~m `qqlok ~fg dm`nlko ~m ~fg Dlkg qgdga~gn+

Qgdga~ ~fg rmlk~q mk f`kndg+

Nzò `kn nzmr ~fg dm`nlko `~~zljw~g Amkagk~z`~gn Dm`n izme ~fg ^zggylg mk~m ~fg qgdga~gn Dlkg+

Adlac ~fg MCjw~~mk ~m `qqlok ~fg dm`nlko ~m ~fg Dlkg qgdga~gn+


15/20

t R ` o g

^fg n`~` ildg kèg miJ^Q @aagqqmz| ldd jg w~me`~la`dd| gk~gzgn lk ~fg Ildg kèg ilgdn+ _l~f ~fg Qmdyg km

mr~lmk qgdga~gn ~fg DWQ@Q Qmdygz ldd zwk `k `k`d|qlq+ ^fg Dm`n zgqwd~q mr~lmk gkqwzgq ~f`~ ~fg zgqwd~q izme ~fg `k`d|qlq `zg dm`ngn mk ~mr mi ~fg gvlq~lko

emngd imz leegnl`~g wqg lk zgqwd~q rzmagqqlko+

Adlac ~fg Q`ygjw~~mk ~m azg`~g ~fg DWQ@Q n`~` ildg izme ~fg emngd lkimze`~lmk+^fg DWQ@Q zgqwd~q ildg &J^Q @aagqqmz|+e|q, ldd jg `nngn ~m ~fg ^zggylg+

Lk `nnl~lmk$ ildgq ldd jg azg`~gn lk ~fg nlzga~mz| fgzg ~fg emngd ildg zgqlngq8 J^Q @aagqqmz|+mw~~flq mw~rw~ ildg amk~`lkq ng~`ldq mi emngd n`~`$ qqlokgn ~~zljw~gq kn qgdga~gn

q~`~lq~laq mi ~fg k`d|qlq+

J^Q @aagqqmz|+e|q~flq lq ~fg DWQ@Q zgqwd~q ildg flaf lq dm`ngn `w~me`~la`dd| lk~m ~fg ^zggylg ~m`ddm zgqwd~q rzmagqqlko ~m ~`cg rdàg+

AF@R^GZ > Zwk ~fg @k`d qlq


16/20

t R ` o g

Lk ~flq qga~lmk ~fg zgqwd~q rzmnwagn j| ~fg `k`d|qlq mi ~fg qr`kkgz ldd jg ylggn+

^fgzg `zg ` kwejgz mi `|q ~m nm ~flq lk DWQ@Q$ `ddmlko |mw ~m afmmqg ~fg emq~ `rrzmrzl`~g `| ~m rzgqgk~|mwz zgqwd~q+ Imz ~flq rzmjdge8

@ rdm~ mi ~fg ngimzegn egqf ldd jg nlqrd`|gn `kn qwrgzlermqgn wrmk ~fg wk%ngimzegn qf`rg imzamer`zlqmk+

^fg rzlkalr`d q~zgqq yga~mzq ldd jg rdm~~gn+ ^fg ymk Elqgq q~zgqq amk~mwzq imz `ygz`ogn q~zgqq y`dwgq ldd jg nlqrd`|gn+

Rg`c y`dwgq mi ymk Elqgq q~zgqq ldd jg e`zcgn+

@ oz`rf ldd jg rzmnwagn qfmlko ~fg y`zl`~lmk mi q~zgqq `dmko ` qdlag qga~lmk ~fzmwof ~fg f`kndg mi ~fg alzawd`z

r`z~+

Ngimzegn Egqf Rdm~

^m rdm~ ` ngimzegn egqf ~fg ogmeg~z| `kn `~~zljw~g d`|gzq ldd jg ngdg~gn `kn ~fg egqf `kn ngimzegn egqf

d`|gzq ldd jg `nngn ~m ~fg ^zggylg+ _l~f km ig`~wzgq qgdga~gn$ adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg Oz`rflaq lknm

`kn ng%qgdga~ ~fg Ogmeg~z| mr~lmk ~m zgemyg ~fg ogmeg~z| d`|gz izme ~fg ^zggylg+

Zgrg`~ ~fg mrgz`~lmk ~m ng%qgdga~ ~fg @~~zljw~gq d`|gz+

Li ~fg egqf d`|gz lq km~ rzgqgk~ lk ~fg ^zggylg adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fgoz`rflaq lknm kn qgdga~ ~fg Egqf mr~lmk ~m `nn ~fg egqf d`|gz ~m ~fg ^zggylg+ @d~gzk`~lygd|

nmwjdg adlac mk ~fg Egqf d`|gz lk ~fg ^zggylg ~m nlqrd`| ~fg egqf d`|gz rzmrgz~lgq+ ^fg egqf d`|gz lq

~m jg rdm~~gn lk ozggk+ Qgdga~ `kn ` nl`dmo ldd `rrg`z qfmlko ~fg z`kog mi rgkq `kn amdmwzq lk wqg+

^fg egqf lq awzzgk~d| nz`k lk ` qmdln ozg| dlkg q~|dg `kn lq qfmk j| ~fg jw~~mk l~f n`qfgn mw~dlkg+

Qgdga~ ~fg Ozggk dlkg rgk+ AdlacMC~m zgnz` ~fg egqf lk ~fg kg amdmwz+

_l~f km ig`~wzgq qgdga~gn$ adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg

Oz`rflaq lknm kn qgdga~ ~fg Ngimzegn egqf mr~lmk ~m `nn ~fg ngimzegn egqf d`|gz ~m ~fg ^zggylg+

^fg rzmrgz~lgq mi ~fg ngimzegn egqf d`|gz ldd jg nlqrd`|gn+

AF@R^GZ 7 Ylglk ~fg Zgqwd~q


17/20

t R ` o g

Rzlkalr`d Q~zgqq Yga~mz Rdm~q

Rzlkalr`d q~zgqqgq a`k jg rdm~~gn `q yga~mzq l~f nliigzgk~ amdmwzq jglko wqgn ~m qlokli| ~gkqlmk `kn amerzgqqlmk+

^fg egqf d`|gz lq km dmkogz zgpwlzgn `kn l~ ldd km jg zgemygn+

_l~f km ig`~wzgq qgdga~gn$ adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg oz`rflaq lknm`kn ng%qgdga~ ~fg Egqf mr~lmk ~m zgemyg ~fg egqf d`|gz izme ~fg ^zggylg+

Adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg oz`rflaq lknm `kn qgdga~ ~fg Yga~mzqmr~lmk ~m `nn ~fg yga~mzq d`|gz ~m ~fg ^zggylg+

^fg yga~mz rzmrgz~lgq nl`dmo ldd jg nlqrd`|gn+

Qgdga~ Q~zgqq yga~mz zgqwd~q miRzlkalr`d q~zgqqgq izme ~fg gk~l~| nzmr nmk dlq~+ Adlac ~fg MCjw~~mk ~m nlqrd`| ~fg yga~mz rdm~ l~f ~gkqlmk yga~mzq qfmk lk zgn kn amerzgqqlmk

yga~mzq qfmk lk jdwg+

Ymk Elqgq Q~zgqq Amk~mwz Rdm~

Amk~mwzq mi ymk Elqgq Q~zgqq &Gpwly`dgk~ Q~zgqq, e`| jg rdm~~gn `q dlkgq mz `q amdmwz%ilddgn amk~mwz z`kogq+ ^m

nlqrd`| q~zgqq amk~mwzq ~fg amk~mwz d`|gz kggnq ~m jg `nngn ~m ~fg ^zggylg+

_l~f km ig`~wzgq qgdga~gn$ adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg `a~lyg lknm `kn qgdga~ ~fg

Amk~mwzq mr~lmk ~m `nn ~fg amk~mwzq d`|gz ~m ~fg ^zggylg+^fg amk~mwz rdm~ rzmrgz~lgq nl`dmo ldd jg nlqrd`|gn+

Qgdga~ Q~zgqq amk~mwz zgqwd~q imz ~fg gk~l~| nzmr nmk dlq~ `kn gpwly`dgk~ q~zgqqgq QG `q ~fg amermkgk~+

Mk ~fg q`eg nl`dmo qgdga~ ~fg Amk~mwz Nlqrd`| ~`j `kn gkqwzg ~f`~ ~fg Amk~mwz cg|jw~~mk lq qgdga~gn+ Adlac ~fg MCjw~~mk ~m nlqrd`| ~fg amk~mwz rdm~ mi gpwly`dgk~ q~zgqq dmko l~f ~fg amk~mwz cg|+

E`zclko Rg`c Y`dwgq

Ngqgdga~ ~fg amk~mwz cg| j| adlaclko ~fg dgi~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg oz`rflaq lknm+


18/20

t R ` o g

_l~f km ig`~wzgq qgdga~gn adlac ~fg zlof~%f`kn emwqg jw~~mk lk ` jd`kc r`z~ mi ~fg oz`rflaq lknm `kn qgdga~~fg Y`dwgq mr~lmk ~m `nn ~fg y`dwgq d`|gz ~m ~fg ^zggylg+

^fg y`dwgq rzmrgz~lgq nl`dmo ldd jg nlqrd`|gn+ Qgdga~ Q~zgqq amk~mwz zgqwd~q izme ~fg gk~l~| nzmr nmk dlq~ `kn Gpwly`dgk~ q~zgqqgq QG `q ~fg amermkgk~+ Mk ~fg q`eg nl`dmo$ qgdga~ ~fg Y`dwgq Nlqrd`| ~`j `kn qg~ E`vle` y`dwgq ~m nlqrd`| ~fg ~mr ' mi zgqwd~q+&^flq ldd qfm ~fg rg`c q~zgqq y`dwg,

Adlac ~fg MCjw~~mk ~m nlqrd`| ~fg amk~mwz rdm~ l~f rg`c y`dwgq e`zcgn+


19/20

t R ` o g

Dga~wzg km~gq mi Ilkl~g Gdgegk~ Eg~fmn j| Nz Zgnxw`k @jnwdd`f$ Nz @fe`n Cwgf Jgko

Fmko `kn Nz Qwf`lel @jwj`cz

Gv`erdgq E`kw`d DWQ@Q Ygzqlmk 8 Lqqwg

AF@R^GZ 9 Zgigzgkagq


20/20

t R ` o g

AF@R^GZ ? @ gknlagq

Finite Element Modeling of BTS Accessories by LUSAS

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Transcript of Finite Element Modeling of BTS Accessories by LUSAS