The paper puts forward a kin of numerical controlled laser cutting technique applied to wipe off encapsulation of chip.
本文研究了一种用于去除封装材料的数控精密激光切割技术。
The spectrum form of square-wave controlled laser, optical signal heterodyne detecting device and principle of electrical signal demodulation are considered with emphasis.
文中着重分析了方波控制激光器的频谱形式、光信号外差探测装置和电信号解调原理。
The design combined the laser marking technology with PCI Local Bus in a laser marker controller card, which plays an important role in a computer controlled laser marker system.
本文完成了采用计算机控制模式的基于PCI总线的激光打标系统的控制卡设计。
The paper is a part of "Numeric controlled laser and video frequency distinguish, manufacture timber technology introduced item" which is supported by the fund of national "948" project (2001-27).
本文是国家引进国际先进农业科学技术“948”项目（2001-27）——“数控激光及视频识别制材技术引进”的一部分。
The paper is a part of "Numeric controlled laser and video frequency distinguish, manufacture timber technology introduced item" which is supported by the fund of national "948" project (2001-27).
本文是国家引进国际先进农业科学技术“948”项目（2001-27）——“数控激光及视频识别制材技术引进”的一部分。
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