loss of backwall echo sizing technique in ut,

[@Vikaskumarbholu]

Thanks 🙏🙏🙏🙏 sir

[@sanjeevndt9592]

Welcome🙏

[@deepukumardeep2075]

Sir apka har video dekhta hu

[@sanjeevndt9592]

Thanks🙏

[@Vivekgiri418]

Sir Dac ke pahle or dac ke bad main Echo kyu aata hain
Please sir reply

[@Vivekgiri418]

Sir please reply me

[@HarendraMaurya-n5u]

Vacancy hai ka sir faresar ka

[@rajabhishekchauhan9446]

Ha hai

[@HarendraMaurya-n5u]

@@rajabhishekchauhan9446 content no send me

[@ketankumar6943]

​@@rajabhishekchauhan9446 number dijye

[@Vivekgiri418]

​@@rajabhishekchauhan9446 kaha ka hain Bhai