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I thought you might be interested in looking at 10 phần mềm tính toán kết cấu thép chuyên nghiệp cho kỹ sư.
http://diendan.lyhoclacviet.vn/chu-de/54132-10-ph%E1%BA%A7n-m%E1%BB%81m-t%C3%ADnh-to%C3%A1n-k%E1%BA%BFt-c%E1%BA%A5u-th%C3%A9p-chuy%C3%AAn-nghi%E1%BB%87p-cho-k%E1%BB%B9-s%C6%B0/?do=findComment&comment=273861
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