Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Proverbs Sitanggang, Rekki, Wijaksana, Hendra, DAN Priambadi, IGN.. " Laju Aliran Massa Fluida Pada Karbon Aktif Bambu Betung Dengan Variasi Temperatur Karbonisasi 400, 500, 600, 700, 800 Dan Temperatur Aktivasi 600oC" Teknik Desain Mekanika [Online], Volume 10 Nomor 3 (1 July 2021)