thanhbvp
21-08-2012, 10:34 AM
tiêu chuẩn IEC 60502-2. xin mời các bạn.
IEC 60502-2 2005.pdf (http://www.mediafire.com/file/7gxyu5dshf7m28y/IEC%2060502-2%202005.pdf)
IEC 60502-2 2005.pdf (http://www.mediafire.com/file/7gxyu5dshf7m28y/IEC%2060502-2%202005.pdf)