Tiêu đề TCVN 12666-2019.pdf ✅

TCVN TIEU CHUAN QUaC GIA TCVN 1·2666:2019 £lEN £l1l;N LED CHIEU SANG £lU'oNG vA PHO- HIEU. suAr NANG LU'O'NG . LEDroad and street lighting luminaires - Energy efficiency HA NQI- 2019
TCVN 12666:2019 Lai n6i d~u . 1 Pharnvi ap dunq . 2 Tai li~uviendan . 3 Thuat ngCrva dinh nghia . 4 Yeu cau ky thuat . 5 Phuonq phap xac dinh hieu suat nang lU'qng . ---"~-----..--" --- VI~N TlEU CHUAN CHAT LlJQNG V1~T NAM TCVN PHONG XUAT BAN, IN & PHAT HANH , , ~h6ng 602, rang 6, Nha A.. .. 568Hoah~tOuOt"Vi~:TCVN 12666:2019 Lain6idau TCVN 12666:2019 do Ban ky thu~t tieu chuan qu6c gia TCVNITC/E 11 Chieu sang bien soan, T6ng CI,JCTieu chuan flo IU'CrngChat 1U'Q'ng d~ nghi, Be;,Khoa hQCva Cong ngh~ cong b6. : MA~\ :1\1 ,"l " d"i ' ; f ~- ~ ~ .. ~~ ~. t . :.._~::...::...! Mr ~~ \ ,.1"","':: , J:;,) ".,-.../1 I 4