automatic safety device against dropping是什麼意思、英文翻譯及中文解釋
automatic safety device against dropping
詞語: automatic safety device against dropping
解釋: 自動防掉安全設備
詞典: 專利專業英漢詞典
automatic safety device against dropping 相關解釋
自動防掉安全設備 automatic safety device against dropping