freepeople性欧美熟妇, 色戒完整版无删减158分钟hd, 无码精品国产vα在线观看DVD, 丰满少妇伦精品无码专区在线观看,艾栗栗与纹身男宾馆3p50分钟,国产AV片在线观看,黑人与美女高潮,18岁女RAPPERDISSSUBS,国产手机在机看影片

正文內(nèi)容

word版可編輯-三軸連桿課程設計說明書精心整理doc-展示頁

2024-07-30 11:48本頁面
  

【正文】 .....................................6 確定毛坯的尺寸公差和機械加工余量 ......................................................................................6 公差等級 ...............................................................................................................................6 鍛件重量 ...............................................................................................................................7 鍛件形狀復雜系數(shù) ...............................................................................................................7 鍛件材質(zhì)系數(shù) .......................................................................................................................7 零件表面粗糙度 ...................................................................................................................7 繪制三軸連桿鍛造毛坯簡圖 ......................................................................................................83 擬定零件工藝路線 ...............................................................................................................................9 定位基準的選擇 ..........................................................................................................................9 精基準的選擇 .......................................................................................................................9 粗基準的選擇 .......................................................................................................................9 表面加工方法的確定 ..................................................................................................................9 加工階段的劃分 ..........................................................................................................................9 工序的集中與分散 ....................................................................................................................10 工序順序的安排 ........................................................................................................................10 確定工藝路線 ............................................................................................................................104 加工余量、工序尺寸和公差以及切削用量的確定 .........................................................................115 時間定額的計算 ..................................................................
點擊復制文檔內(nèi)容
法律信息相關推薦
文庫吧 www.dybbs8.com
備案圖鄂ICP備17016276號-1