| 摘要 |
A PC card includes a pair of shells, a printed circuit board interposed between the shells, an insulative frame supporting the printed circuit board, a top cover, and a bottom cover engaging with the top cover. The insulative frame includes a pair of longitudinal rails and the top cover is connected with rear ends of the rails. An enforcement mechanism is arranged on front ends of the top cover and the bottom cover for fastening the bottom cover to the top cover. The enforcement mechanism includes a protrusion and a recess mating with each other.
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