Welding is a complex physical and chemical process. When using solder copper, with the heating of the iron head and the help of flux, the solder first produces wetting on the welding surface, and grad……
PCBA服务：小价值PCB和PCB组装PCBA（印刷电路板组装）服务在电子行业发挥着至关重要的作用。它涉及印刷电路板（PCB）的制造和电子元件在这些板上的组装。在这篇文章中，我们将重点讨论
PCBA（印刷电路板组装）服务在电子行业发挥着至关重要的作用。它涉及印刷电路板（PCB）的制造和电子元件在这些板上的组装。在本文中，我们将重点介绍PCBA服务，特别强调小价值PCB和PCB组装。 ……
1. Parts casting, laser cutting and water jet cutting by mechanical processing robots; 2. Robot painting, dispensing, painting and other work. As we all know, the painting line in the automobile fa……
As a key component for the operation of the automotive electrical system, strong reliability is a must. PCBs are critical components of automotive electronic systems, and special attention must be pai……
金相切片（也称为显微切片）是PCB材料金相分析的主要方法之一。切片的常用取样方法包括：固体密封、研磨、抛光和其他工艺。所有步骤完成后，可以提供形貌和结构的照片，并可以分析金相裂纹层的尺寸和样品的尺寸等……
1.WMS system of intelligent material storage, or electronic shelf light JIT material pull and AGV car combination; 2.On-line wrong material shutdown of MES system, MSD material control, automatic m……
1. There are a large number of peak pulse currents in digital circuits, and the interference energy of ground network U=I*R, so it is particularly important to reduce the ground impedance. A large par……
2. Auto chip production capacity has been shifted In 2018-20, global car sales fell and demand for automotive chips fell, forcing production and sales to shift to uses other than cars. The antag……
目前，芯片市场消费者对芯片的需求大大减少，价格雪崩式暴跌，似乎已经卖不出去了。而汽车芯片的需求依然旺盛，一直没有供应，汽车MCU、IGBT是一个核心难寻，导致全球许多汽车公司生产。 那么，如果消……
11. Test optimization 11.1 Make use of customer specifications and electrical characteristics of products to synthesize the most effective test items that can detect product problems, so as to avoi……
1. It is better for the material to be formed at the supplier, instead of being processed after entering the factory 2. Some components should be considered as far as possible using the method of m……
