bonafzar subscribers 0 followers 0 Your Subscription bonafzar - Change Subscription Activity About Videos Playlists Discussion More Channels Followers Following Subscribers Subscriptions Recent Activity 67 days ago08:53 bonafzar has uploaded a video Geared steel liter meter (OVAL) Software It is one of the most accurate instruments for measuring liquid flow, which works on the basis of positive displacement. The gear flowmeter consists of two internal gears that are located inside a housing. Website: https://www.bonafzar.com/productdetail/20057/%D9%81%D9%84%D9%88%D9%85%D8%AA%D8%B1-%D8%AF%DB%8C%D8%AC%DB%8C%D8%AA%D8%A7%D9%84-(%D...