原裝進(jìn)口德國ptl 燈座試驗(yàn)機(jī)/測試帽f46.07ptl lampholder test machineto examine the wear of or the harmful effects on edison screw lamp holders in normal operation, without electric load
德國ptl擺錘沖擊測試儀/安裝座f40.25to test the mechanical strength with impact energies of 0,14 j up to 1,0 jaccording toiec 60068-2-75:1997-08 § 4.2 tab. 1 and tab. 2, similar annex d,striking