KETAJAMAN PENGLIHATAN DITINJAU DARI PENGGUNAAN KACAMATA PELINDUNG PADA OPERATOR LAS BAGIAN LGPK DI UPT BALAI YASA YOGYAKARTA
Background: welding work is much needed in railway industry especially for train reparation which experiencing physical damage due to accident or modifying a component or parts of it. One of the works is welding. In the welding work, the emitted ultraviolet radiation may be dangerous to the worker i...
| Main Authors: | , |
|---|---|
| Format: | Thesis |
| Published: |
[Yogyakarta] : Universitas Gadjah Mada
2011
|
| Subjects: |