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按工業標準尺寸生產，小型化，組裝密度高
Industry standard size,miniature,high density assembly
可靠性高，使用壽命長，防潮性、抗腐蝕性好
High reliability,long life excellentmoistureproof and cauterization
設計靈活,可根據用戶要求生產
Free design,producting according to the consumer require
