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ĐẠI HỌC MỞ THÀNH PHỐ HỒ CHÍ MINH

TÀI LIỆU HƯỚNG DẪN

LẬP DỰ TÓAN
XÂY DỰNG CƠ BẢN
GIẢNG VIÊN
THs.KS LƯƠNG VĂN VĂN CẢNH

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Ĉi\ 70*70/4*3,14*5*1=19232,5 mm
3

Thành (100*3,14+70*3,14)*150/2*4*1= 160140 mm

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