ASTM D1825电气试验用镀铜电绝缘材料及热固性层压材料的浸蚀和清洗标准规范
日期:2012-02-10 10:20
al properties of copper-clad electrical insulating materials and thermosetting laminates. Experience has shown that the test circuit can be accurately prepared using this procedure, and that the specimen will be substantially free of etching-induced, electrically-conductive contaminants.
It is recognized that commercial processes utilized to manufacture printed circuits may differ appreciably from this practice. Therefore, the results of tests on specimens etched in accordance with this practice
3/6 下一页 上一页 首页 尾页
返回
刷新
WAP首页
网页?/a>
登录
09/08 06:05