tayyorish

Mahsulot tavsifi

This book discusses the principles of hygienic quality control in production processes, emphasizing the impact of noise on workers and the importance of protective measures.

#ta'sir#manbalar#shovqin#ishlab chiqarish#gigienik me’yorlash

Muallif

003 003Tasdiqlangan muallif
Hujjatlari
17 105
Sotilgan
897

O'xshash hujjatlar