Plastic capsulation power bipolar transistor exists many reliability problems due to the structure and package style.
由于其自身的结构与封装形式,塑封双极型功率管存在很多可靠性问题。
How to support capsulation of the organization's information and application software and model the business process paradigm is a essential problem of BPR.
All the results indicate that interfacial polymerization between isocyanate and amine to form polyurea wall material is a quick, effective way for capsulation of wax.