partnumber是什麽意思

美[pɑrt ?n?mb?]

n. 零件號碼;

[網絡] 件號; 零件圖號; 零件號;

[例句]Investigation of multiple failures of one part number LRU revealed that a free life-improvement modification had not been performed.

通過調查某個件號的LRU的失效情況發現，它沒有執行過壽命改進工作。