4. Aluminom alloy Dị ka anyị niile maara, thermal conductivity nke aluminum alloys bụ nnọọ elu.E wezụga, aluminum alloys nwekwara elu reflectivity.Ya mere, ọ bụrụ na achọrọ ịgbado ọkụ laser maka alloys aluminum, achọrọ njupụta ike dị elu.Dịka ọmụmaatụ, usoro nkịtị 1 ruo 5 nwere ike welded site na la ...
GỤKWUO