Eyeglasses manufacturing. Close-up of a factory worker welding sections of a titanium frame for a pair of glasses. This process is done under a shroud of inert gas, for example nitrogen or argon, because titanium oxidises, and therefore weakens, in the presence of air.
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Details
Creative#:
TOP06665676
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
NO
Property Release:
NO
Right to Privacy:
No
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