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| ?????? .??? ?????? ??????? .... ???? 100 ????.. ??? ?????? ????.. 250 ???? ..????? ?????.. 25???/??? ???? |
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| ?????? ?? ???? ?? 1000 ??? (1 ??? ???? ) ??? ???????... ?????? ?????? ???? 250 ???? ????? ????? 25 ??? /??? ???? |
للمبتدئين معدل كثافه 25كجم للمتر 3
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