Bosch GSA 1500 PCE Professional Manual Original página 148

Tabla de contenido

Publicidad

‫ﻋﺮﺑﻲ‬
148 |
‫ﻳﻌﺜﺮ ﻋﻠﯽ ﺟﺪﻭﻝ ﺑﻨﺼﺎﻝ ﺍﳌﻨﺸﺎﺭ ﺍﳌﻨﺼﻮﺡ ﺍﺳﺘﺨﺪﺍﻣﻬﺎ ﺑﺒﺪﺍﻳﺔ ﺗﻌﻠﻴﲈﺕ ﺍﻟﺘﺸﻐﻴﻞ‬
‫ﺑﻮﺻﺔ، ﻋﻠﯽ ﺃﻻ ﻳﺰﻳﺪ ﻃﻮﻝ‬
‫ﻫﺬﻩ. ﺍﺳﺘﺨﺪﻡ ﻓﻘﻂ ﻧﺼﺎﻝ ﺍﳌﻨﺸﺎﺭ ﺑﺴﺎﻕ ﻋﺎﻣﺔ‬
½
.‫ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﻋﻦ ﺍﻟﻄﻮﻝ ﺍﳌﻄﻠﻮﺏ ﻟﻠﻘﻄﻊ ﺍﳌﺮﻏﻮﺏ ﺗﻨﻔﻴﺬﻩ‬
.‫ﺍﺳﺘﺨﺪﻡ ﻧﺼﻞ ﻣﻨﺸﺎﺭ ﺭﻓﻴﻊ ﻟﻨﴩ ﺍﳌﻨﻌﻄﻔﺎﺕ ﺍﻟﻀﻴﻘﺔ‬
(
A
‫ﺑﻘﻮﺓ، ﺇﻟﯽ ﺃﻥ ﻳﺘﻌﺎﺷﻖ‬
‫ﺇﻟﯽ ﺩﺍﺧﻞ ﺣﺎﺿﻦ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
3
‫ﺗﻘﺮﻳﺒﺎ ﻭﺗﻘﻔﻞ‬
‫ﺑﺬﻟﻚ ﺑﻤﻘﺪﺍﺭ‬
90°
4
‫ﺗﻘﺮﻳﺒﺎ‬
‫ﺑﻤﻘﺪﺍﺭ‬
‫، ﻓﺎﻓﺘﻞ ﻟﺒﻴﺴﺔ ﺍﻹﻗﻔﺎﻝ‬
90°
4
‫ﺑﺎﲡﺎﻩ ﺍﻟﺴﻬﻢ ﺇﻟﯽ ﺃﻥ ﺗﻘﻔﻞ ﰲ ﺍﳌﺮﻛﺰ ﺍﳌﻔﺘﻮﺡ ﻭﻳﺴﻤﻊ ﺻﻮﺕ ﺍﻟﺘﻌﺎﺷﻖ. ﺍﺿﻐﻂ‬
.
‫ﻣﺮﺓ ﺃﺧﺮی ﺇﻟﯽ ﺩﺍﺧﻞ ﺣﺎﺿﻦ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
3
‫ﺗﻔﺤﺺ ﺇﺣﻜﺎﻡ ﺛﺒﺎﺕ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ. ﺇﻥ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﺍﻟﻐﲑ ﺛﺎﺑﺖ ﻗﺪ ﻳﺴﻘﻂ‬
‫ﺃﻳﻀﺎ ﺑﻤﻘﺪﺍﺭ‬
‫ﻹﻧﺠﺎﺯ ﺑﻌﺾ ﺍﻷﻋﲈﻝ ﺍﳋﺎﺻﺔ ﻳﻤﻜﻦ ﻗﻠﺐ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
180°
1
.‫)ﺍﻷﺳﻨﺎﻥ ﺗﺪﻝ ﻧﺤﻮ ﺍﻷﻋﻠﯽ( ﺛﻢ ﺇﻋﺎﺩﺓ ﺗﺮﻛﻴﺒﻪ‬
(
‫ﺍﻣﺴﻚ ﺑﺎﻟﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﻋﻨﺪ ﺇﻃﻼﻕ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﺑﺤﻴﺚ ﻻ ﻳﺆﺩﻱ ﻗﺬﻑ‬
.‫ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﺇﻟﯽ ﺇﺻﺎﺑﺔ ﺃﻱ ﺇﻧﺴﺎﻥ ﺃﻭ ﺣﻴﻮﺍﻥ‬
‫ﺗﻘﺮﻳﺒﺎ ﺑﺎﲡﺎﻩ ﺍﻟﺴﻬﻢ. ﻳﺘﻢ ﻗﺬﻑ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
‫ﺇﻥ ﺃﻏﱪﺓ ﺑﻌﺾ ﺍﳌﻮﺍﺩ ﻛﺎﻟﻄﻼﺀ ﺍﻟﺬﻱ ﳛﺘﻮﻱ ﻋﻠﯽ ﺍﻟﺮﺻﺎﺹ، ﻭﺑﻌﺾ‬
‫ﺃﻧﻮﺍﻉ ﺍﳋﺸﺐ ﻭﺍﻟﻔﻠﺰﺍﺕ ﻭﺍﳌﻌﺎﺩﻥ، ﻗﺪ ﺗﻜﻮﻥ ﻣﴬﺓ ﺑﺎﻟﺼﺤﺔ. ﺇﻥ ﻣﻼﻣﺴﺔ‬
‫ﺃﻭ ﺍﺳﺘﻨﺸﺎﻕ ﺍﻷﻏﱪﺓ ﻗﺪ ﻳﺆﺩﻱ ﺇﻟﯽ ﺭﺩﻭﺩ ﻓﻌﻞ ﺯﺍﺋﺪﺓ ﺍﳊﺴﺎﺳﻴﺔ ﻭ/ﺃﻭ ﺇﻟﯽ‬
‫ﺃﻣﺮﺍﺽ ﺍﳌﺠﺎﺭﻱ ﺍﻟﺘﻨﻔﺴﻴﺔ ﻟﺪی ﺍﳌﺴﺘﺨﺪﻡ ﺃﻭ ﻟﺪی ﺍﻷﺷﺨﺎﺹ ﺍﳌﺘﻮﺍﺟﺪﻳﻦ‬
،‫ﺗﻌﺘﱪ ﺑﻌﺾ ﺍﻷﻏﱪﺓ ﺍﳌﻌﻴﻨﺔ، ﻛﺄﻏﱪﺓ ﺍﻟﺒﻠﻮﻁ ﻭﺍﻟﺰﺍﻥ ﺑﺄﳖﺎ ﻣﺴﺒﺒﺔ ﻟﻠﴪﻃﺎﻥ‬
‫ﻭﻻ ﺳﻴﲈ ﺑﺎﻻﺗﺼﺎﻝ ﻣﻊ ﺍﳌﻮﺍﺩ ﺍﻹﺿﺎﻓﻴﺔ ﳌﻌﺎﳉﺔ ﺍﳋﺸﺐ )ﻣﻠﺢ ﺣﺎﻣﺾ‬
‫ﺍﻟﻜﺮﻭﻣﻴﻚ، ﺍﳌﻮﺍﺩ ﺍﳊﺎﻓﻈﺔ ﻟﻠﺨﺸﺐ(. ﳚﻮﺯ ﺃﻥ ﻳﺘﻢ ﻣﻌﺎﳉﺔ ﺍﳌﻮﺍﺩ ﺍﻟﺘﻲ ﲢﺘﻮﻱ‬
.‫ﻋﻠﯽ ﺍﻷﺳﺒﺴﺘﻮﺱ ﻣﻦ ﻗﺒﻞ ﺍﻟﻌﲈﻝ ﺍﳌﺘﺨﺼﺼﲔ ﻓﻘﻂ ﺩﻭﻥ ﻏﲑﻫﻢ‬
.‫ﺣﺎﻓﻆ ﻋﻠﯽ ﲥﻮﻳﺔ ﻣﻜﺎﻥ ﺍﻟﺸﻐﻞ ﺑﺸﻜﻞ ﺟﻴﺪ‬
.
‫ﻳﻨﺼﺢ ﺑﺎﺭﺗﺪﺍﺀ ﻗﻨﺎﻉ ﻭﻗﺎﻳﺔ ﻟﻠﺘﻨﻔﺲ ﺑﻔﺌﺔ ﺍﳌﺮﺷﺢ‬
P2
.‫ﺗﺮﺍﻋﯽ ﺍﻷﺣﻜﺎﻡ ﺍﻟﺴﺎﺭﻳﺔ ﰲ ﺑﻠﺪﻛﻢ ﺑﺎﻟﻨﺴﺒﺔ ﻟﻠﻤﻮﺍﺩ ﺍﳌﺮﻏﻮﺏ ﻣﻌﺎﳉﺘﻬﺎ‬
.‫ﲡﻨﺐ ﺗﺮﺍﻛﻢ ﺍﻟﻐﺒﺎﺭ ﺑﻤﻜﺎﻥ ﺍﻟﻌﻤﻞ. ﳚﻮﺯ ﺃﻥ ﺗﺸﺘﻌﻞ ﺍﻷﻏﱪﺓ ﺑﺴﻬﻮﻟﺔ‬
‫ﺍﺳﺤﺐ ﺍﻟﻘﺎﺑﺲ ﻣﻦ ﻣﻘﺒﺲ ﺍﻟﺸﺒﻜﺔ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﻗﺒﻞ ﺇﺟﺮﺍﺀ ﺃﻱ ﻋﻤﻞ ﻋﻠﯽ‬
‫ﺗﺴﻤﺢ ﻋﻤﻠﻴﺔ ﺍﻟﺘﺄﺭﺟﺢ ﺍﻟﻘﺎﺑﻠﺔ ﻟﻠﻀﺒﻂ ﺑﻤﻼﺋﻤﺔ ﴎﻋﺔ ﺍﻟﻘﺺ ﻭﺃﺩﺍﺀ ﺍﻟﻘﺺ‬
.‫ﻭﻫﻴﺌﺔ ﺍﻟﻘﺺ ﻣﻊ ﺍﳌﺎﺩﺓ ﺍﳌﺮﻏﻮﺏ ﻣﻌﺎﳉﺘﻬﺎ ﺑﺸﻜﻞ ﻣﺜﺎﱄ‬
‫ﺃﻥ ﺗﻀﺒﻂ ﺍﳊﺮﻛﺔ ﺍﳌﺪﺍﺭﻳﺔ ﺣﺘﯽ ﺃﺛﻨﺎﺀ‬
1 609 929 R76 | (28.2.12)
‫ﺍﺧﺘﻴﺎﺭ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
‫ﺗﺮﻛﻴﺐ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ )ﺗﺮﺍﺟﻊ ﺍﻟﺼﻮﺭﺓ‬
‫ﺍﺿﻐﻆ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
1
‫ﺑﺼﻮﺕ ﻣﺴﻤﻮﻉ. ﺗﺪﻭﺭ ﻟﺒﻴﺴﺔ ﺍﻹﻗﻔﺎﻝ‬
.‫ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
‫ﺇﻥ ﱂ ﻳﺘﻢ ﺇﻗﻔﺎﻝ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
1
‫ﻋﻨﺪﺋﺬ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
1
.‫ﻟﻴﺼﻴﺒﻚ ﺑﺠﺮﻭﺡ‬
‫ﺇﻃﻼﻕ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ )ﺗﺮﺍﺟﻊ ﺍﻟﺼﻮﺭﺓ‬
B
‫ﺑﻤﻘﺪﺍﺭ‬
‫ﺍﻓﺘﻞ ﻟﺒﻴﺴﺔ ﺍﻹﻗﻔﺎﻝ‬
90°
4
.‫ﺇﻟﯽ ﺍﳋﺎﺭﺝ‬
1
‫ﺷﻔﻂ ﺍﻟﻐﺒﺎﺭ/ﺍﻟﻨﺸﺎﺭﺓ‬
.‫ﻋﻠﯽ ﻣﻘﺮﺑﺔ ﻣﻦ ﺍﳌﻜﺎﻥ‬
‫ﺍﻟﺘﺸﻐﻴﻞ‬
‫ﺃﻧﻮﺍﻉ ﺍﻟﺘﺸﻐﻴﻞ‬
.‫ﺍﻟﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ‬
‫ﺿﺒﻂ ﺍﻟﺘﺄﺭﺟﺢ‬
‫ﻳﻤﻜﻨﻚ ﺑﻮﺍﺳﻄﺔ ﺍﳌﻔﺘﺎﺡ ﺍﻟﺪﻭﺍﺭ‬
10
.‫ﺍﻟﺘﺸﻐﻴﻞ‬
‫ﻣﻌﻠﻮﻣﺎﺕ ﻋﻦ ﺍﻟﻀﺠﻴﺞ ﻭﺍﻻﻫﺘﺰﺍﺯﺍﺕ‬
.
EN 60745
‫( ﻋﺎﺩﺓ: ﻣﺴﺘﻮی ﺿﻐﻂ ﺍﻟﺼﻮﺕ‬
A
.(
‫ﺩﻳﺴﻴﺒﻞ )ﻧﻮﻉ‬
‫(. ﻣﺴﺘﻮی ﻗﺪﺭﺓ ﺍﻟﺼﻮﺕ‬
A
106
‫)ﳎﻤﻮﻉ ﺍﳌﺘﺠﻬﺎﺕ ﺑﺜﻼﺛﺔ ﺍﲡﺎﻫﺎﺕ( ﻭﺍﻟﺘﻔﺎﻭﺕ‬
K
،
‫ﻡ/ﺛﺎ‬
،
‫ﻡ/ﺛﺎ‬
٢
٢
1,5 = K
.
‫ﻡ/ﺛﺎ‬
،
٢
1,5 = K
‫ﻟﻘﺪ ﺗﻢ ﻗﻴﺎﺱ ﻣﺴﺘﻮی ﺍﻻﻫﺘﺰﺍﺯﺍﺕ ﺍﳌﺬﻛﻮﺭ ﰲ ﺍﻟﺘﻌﻠﻴﲈﺕ ﻫﺬﻩ ﺣﺴﺐ ﺍﺳﻠﻮﺏ‬
‫ﻭﻳﻤﻜﻦ ﺍﺳﺘﺨﺪﺍﻣﻪ ﳌﻘﺎﺭﻧﺔ ﺍﻟﻌﺪﺩ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ‬
.‫ﺑﺒﻌﻀﻬﺎ ﺍﻟﺒﻌﺾ. ﻛﲈ ﺃﻧﻪ ﻣﻼﺋﻢ ﻟﺘﻘﺪﻳﺮ ﺍﻟﺘﻌﺮﺽ ﻟﻼﻫﺘﺰﺍﺯﺍﺕ ﺑﺸﻜﻞ ﻣﺒﺪﺋﻲ‬
.‫ﻳﻤﺜﻞ ﻣﺴﺘﻮی ﺍﻻﻫﺘﺰﺍﺯﺍﺕ ﺍﳌﺬﻛﻮﺭ ﺍﻻﺳﺘﺨﺪﺍﻣﺎﺕ ﺍﻻﺳﺎﺳﻴﺔ ﻟﻠﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ‬
‫ﺑﻴﻨﲈ ﺇﻥ ﺗﻢ ﺍﺳﺘﻌﲈﻝ ﺍﻟﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﻻﺳﺘﺨﺪﺍﻣﺎﺕ ﺃﺧﺮی ﺑﻌﺪﺩ ﺷﻐﻞ ﳐﺎﻟﻔﺔ ﺃﻭ‬
‫ﺑﺼﻴﺎﻧﺔ ﻏﲑ ﻛﺎﻓﻴﺔ، ﻓﻘﺪ ﳜﺘﻠﻒ ﻣﺴﺘﻮی ﺍﻻﻫﺘﺰﺍﺯﺍﺕ. ﻭﻗﺪ ﻳﺰﻳﺪ ﺫﻟﻚ ﺍﻟﺘﻌﺮﺽ‬
.‫ﻟﻼﻫﺘﺰﺍﺯﺍﺕ ﻃﻮﺍﻝ ﻓﱰﺓ ﺍﻟﺸﻐﻞ ﺑﺸﻜﻞ ﻭﺍﺿﺢ‬
‫ﻛﲈ ﻳﻨﺒﻐﻲ ﻣﻦ ﺃﺟﻞ ﺗﻘﺪﻳﺮ ﺍﻟﺘﻌﺮﺽ ﻟﻼﻫﺘﺰﺍﺯﺍﺕ ﺑﺸﻜﻞ ﺩﻗﻴﻖ، ﺃﻥ ﻳﺘﻢ ﻣﺮﺍﻋﺎﺓ‬
‫ﺍﻷﻭﻗﺎﺕ ﺍﻟﺘﻲ ﻳﻄﻔﺄ ﺧﻼﳍﺎ ﺍﳉﻬﺎﺯ ﺃﻭ ﺍﻟﺘﻲ ﻳﻌﻤﻞ ﲠﺎ ﻭﻟﻜﻦ ﺩﻭﻥ ﺗﺸﻐﻴﻠﻪ ﺑﺤﻤﻞ‬
‫ﻓﻌﻼ. ﻭﻗﺪ ﳜﻔﺾ ﺫﻟﻚ ﺍﻟﺘﻌﺮﺽ ﻟﻼﻫﺘﺰﺍﺯﺍﺕ ﺑﺸﻜﻞ ﻭﺍﺿﺢ ﻋﱪ ﻛﺎﻣﻞ ﻣﺪﺓ‬
:‫ﺣﺪﺩ ﺇﺟﺮﺍﺀﺍﺕ ﺃﻣﺎﻥ ﺇﺿﺎﻓﻴﺔ ﻟﻮﻗﺎﻳﺔ ﺍﳌﺴﺘﺨﺪﻡ ﻣﻦ ﺗﺄﺛﲑ ﺍﻻﻫﺘﺰﺍﺯﺍﺕ، ﻣﺜﻼ‬
.‫ﺻﻴﺎﻧﺔ ﺍﻟﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﻭﻋﺪﺩ ﺍﻟﺸﻐﻞ، ﺗﺪﻓﺌﺔ ﺍﻟﻴﺪﻳﻦ ﻭﺗﻨﻈﻴﻢ ﳎﺮﻳﺎﺕ ﺍﻟﻌﻤﻞ‬
‫ﺇﻧﻨﺎ ﻧﴫﺡ ﻋﻠﯽ ﻣﺴﺆﻭﻟﻴﺘﻨﺎ، ﺑﺄﻥ ﺍﳌﻨﺘﺞ ﺍﳌﻮﺻﻮﻑ ﰲ "ﺍﻟﺒﻴﺎﻧﺎﺕ ﺍﻟﻔﻨﻴﺔ" ﻳﺘﻮﺍﻓﻖ‬
‫ﺣﺴﺐ ﺃﺣﻜﺎﻡ ﺇﺭﺷﺎﺩﺍﺕ‬
EN 60745
.
2006/42/EG
D-70745 Leinfelden-Echterdingen
Dr. Egbert Schneider
Senior Vice President
Engineering
Robert Bosch GmbH, Power Tools Division
‫ﺍﺳﺤﺐ ﺍﻟﻘﺎﺑﺲ ﻣﻦ ﻣﻘﺒﺲ ﺍﻟﺸﺒﻜﺔ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ ﻗﺒﻞ ﺇﺟﺮﺍﺀ ﺃﻱ ﻋﻤﻞ ﻋﻠﯽ‬
‫ﺍﺭﺗﺪ ﻗﻔﺎﺯﺍﺕ ﻭﺍﻗﻴﺔ ﻋﻨﺪ ﺗﺮﻛﻴﺐ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ. ﻳﺆﺩﻱ ﻣﻼﻣﺴﺔ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
‫ﺍﻧﺘﺒﻪ ﺃﺛﻨﺎﺀ ﺍﺳﺘﺒﺪﺍﻝ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﺇﻟﯽ ﻛﻮﻥ ﺣﺎﺿﻦ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ ﺧﺎﻟﻴﺎ ﻣﻦ‬
.‫ﺑﻘﺎﻳﺎ ﺍﳌﻮﺍﺩ، ﻣﺜﻼ: ﻧﺸﺎﺭﺓ ﺍﳋﺸﺐ ﻭﺍﳌﻌﺎﺩﻥ‬
‫ﺗﻢ ﲢﺪﻳﺪ ﻗﻴﻢ ﻗﻴﺎﺳﺎﺕ ﺍﻟﺼﻮﺕ ﺣﺴﺐ‬
‫ﺗﺒﻠﻎ ﻗﻴﻤﺔ ﻣﺴﺘﻮی ﺿﺠﻴﺞ ﺍﳉﻬﺎﺯ )ﻧﻮﻉ‬
‫ﺩﻳﺴﻴﺒﻞ )ﻧﻮﻉ‬
A
95
.‫ﺩﻳﺴﻴﺒﻞ‬
‫ﺍﺿﻄﺮﺍﺏ ﺍﻟﻘﻴﺎﺱ‬
3 = K
!‫ﺍﺭﺗﺪ ﻭﺍﻗﻴﺔ ﺳﻤﻊ‬
‫ﻗﻴﻤﺔ ﺍﺑﺘﻌﺎﺙ ﺍﻻﻫﺘﺰﺍﺯﺍﺕ‬
a
h
:
‫ﺣ ﹸ ﺴﺒﺖ ﺣﺴﺐ‬
EN 60745
:‫ﻧﴩ ﺃﻟﻮﺍﺡ ﺍﳋﺸﺐ ﺍﳌﻀﻐﻮﻁ‬
9 = a
h
‫ﻡ/ﺛﺎ‬
:‫ﻧﴩ ﺍﻟﻌﻮﺍﺭﺽ ﺍﳋﺸﺒﻴﺔ‬
٢
10 = a
h
‫ﻗﻴﺎﺱ ﻣﻌﲑ ﺿﻤﻦ‬
EN 60745
.‫ﺍﻟﻌﻤﻞ‬
‫ﺗﴫﻳﺢ ﺍﻟﺘﻮﺍﻓﻖ‬
:‫ﻣﻊ ﺍﳌﻌﺎﻳﲑ ﺃﻭ ﺍﻟﻮﺛﺎﺋﻖ ﺍﳌﻌﻴﺎﺭﻳﺔ ﺍﻟﺘﺎﻟﻴﺔ‬
،
،
2004/108/EG
2011/65/EU
:
‫ﺍﻷﻭﺭﺍﻕ ﺍﻟﻔﻨﻴﺔ ﻟﺪی‬
(2006/42/EG)
Robert Bosch GmbH, PT/ETM9,
Dr. Eckerhard Strötgen
Engineering Director
PT/ESI
D-70745 Leinfelden-Echterdingen
13.02.2012
‫ﺍﻟﱰﻛﻴﺐ‬
‫ﺗﺮﻛﻴﺐ/ﺍﺳﺘﺒﺪﺍﻝ ﻧﺼﻞ ﺍﳌﻨﺸﺎﺭ‬
.‫ﺍﻟﻌﺪﺓ ﺍﻟﻜﻬﺮﺑﺎﺋﻴﺔ‬
.‫ﺇﻟﯽ ﺗﺸﻜﻞ ﺧﻄﺮ ﺍﻹﺻﺎﺑﺔ ﺑﺠﺮﻭﺡ‬
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