Mahsulot tavsifi
This course covers the national system of certification and its basic principles, including the certification of products on a voluntary and mandatory basis
#qonun#sertifikatlashtirish#milliy tizim
Muallif
Sotuvchi 109707Tasdiqlangan muallif
- Hujjatlari
- 1 108
- Sotilgan
- 35
