To improvement Blasting activity (

To improvement Blasting activity ( try to use waste Oil mix in ANFO 50% & try to new pattern up to use 8x9 and 9x10 not impace to productivity

ผลลัพธ์ (อังกฤษ) 3:

To Blasting improvement activity (try to use waste Oil ANFO mix in 50% & try to use new pattern up to 8 X 9 and 9 X 10 not to impace productivity