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小字╲符喷码机喷嘴的种类和维修

宝石喷嘴该喷嘴为早期喷码机所通用,该喷嘴是在不※锈钢外圆内挤压进一个直径在2毫卐米左右的宝石片,宝石片中间有▅一个直径30-80微米左右〖的孔. 【2019-03-25】

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