00627nam a2200181Ia 4500 CTU_17653 210402s9999 xx 000 0 und d 620.0028 B450 Bộ Xây dựng Chỉ dẫn thiết kế cung cấp điện cho công trường xây dựng Bộ Xây dựng Hà Nội Xây dựng 1980 electric engineering,electric lines,electric power distribution Nguyễn Quang Điền, 960601 Trung tâm Học liệu Trường Đại học Cần Thơ