标签:substrate - 华人论坛

加拿大进出口外贸

不知道是啥单子郁闷

在加拿大 1. substrate material:aluminum nitride (thermal conductivity 170 W/mk MIN;CTE 4.5-4.7E-6/K) 2. package part with vacuum sealing and identify by marking with the part number,revision and metallization lot number 3. insulation resistance:leaka...华人论坛