目的：
检验GB/T1406.1 7004-21成品灯E27灯头尺寸S1 max和S1 min.
检验：
当成品等的灯头完全插入量规时，柱塞的W面应与X面共面或凸出X面，但不应凸出Y面。
PURPOSE:
To check the dimension S1 minmum and S1 maximum of E27 caps of finished lamps shown on sheet 7004-21.
TESTING:
When the cap on a finished lamp has been pushed into the gauge as far as it will go, the plunger surface W shall be co-planar with or project beyond surface Y.
粤公网安备 44030602001687号
