The invention relates to a structure for eliminating and detecting defective products in silicon piles
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The utility model relates to a snap gauge for checking a silicon stack slice of a high voltage diode
The utility model relates to a mold for grain screening scraps
The utility model relates to a fully automatic diode braid retest device
The invention relates to a temperature control system of a silicon carbide boat oven
The utility model relates to a mold for processing diode tube cores
