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chao sheng jia gong gui zhe xiao pian gong yi
Author(s): 
Pages: 41-45+27-32
Year: Issue:  3
Journal: Applied Acoustics

Keyword:  四通路立体声系统双通路立体声超声加工小片工艺扬声器环境声四通路立体声广播编码唱片复合信号粘片;
Abstract: <正> 超声加工半导体材料—硅、锗小方片和小圆片,在我国已有二十多年的历史了.由于硅、锗材料硬度高、脆性大,又是晶体结构,在加工中如果工艺不合理,就会产生尺寸不准确,崩边,缺口和碎裂等情况,所以,超声加工中的工艺研究是一项重要工作. 超声加工硅、锗小片主要由粘片、焊刀、切割、溶洗几个工序组成.如果任一道工序操作
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