ar
6
22
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22
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23
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23
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23
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23
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24
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24
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24
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25
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28
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28
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28
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28
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28
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29
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29
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29
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وفتحة التصريف
التخزين والتخلص
(
12
12.1
12.2
13
13.1
13.2
13.3
13.4
13.5
14
14.1
14.2
15
15.1
15.2
16
16.1
17