论文部分内容阅读
PI—V型聚酰亚胺在塑封大功率二极管的应用
【出 处】
:
电子工艺简讯
【发表日期】
:
1990年10期
其他文献
平板运动试验致心电图ORS波群参数改变的探讨,床边超声心动图在危重和急症心血管疾病中的应用价值,心导管术拔鞘管后应用经皮血管闭合器疗效观察,九例射频消融术导致的血栓栓塞
Dry valleys are a striking geographic landscape in Hengduan Mountains Region and are characterized by low rainfall, desert type of vegetation and fragile enviro
Community-based natural resource management in northeast India has a long history. Indigenous knowledge and adaptation are the collective information, with impr