ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Hii bro positive pressure room or negative pressure room la supply or exhaust ethoda cfm edukanum ACH calculate pantrathuku..
I need air change chart
very useful
Superb 👍
Hi sir Make Hindi also
Uploaded in Hindi as well
Please do Local Exhaust Ventilation bro....such how to use Pitot Tube, Hot Wire probe and so on
We need standard value bro
Please upload in Hindi
Hii bro positive pressure room or negative pressure room la supply or exhaust ethoda cfm edukanum ACH calculate pantrathuku..
I need air change chart
very useful
Superb 👍
Hi sir Make Hindi also
Uploaded in Hindi as well
Please do Local Exhaust Ventilation bro....such how to use Pitot Tube, Hot Wire probe and so on
We need standard value bro
Please upload in Hindi
Uploaded in Hindi as well