【简答题】某孔、轴配合,已知轴的尺寸为 10h6,IT6=0.009mm,Y min =-0.013mm,Y max ==0.037mm,试计算孔的极限尺寸,说明该配合基准制、配合类别。 表2轴的基本偏差数值 μm 上偏差 下偏差 基本偏差代号 c cd d e ef f fg g h j 基本尺寸/mm 公差等级 所有等级 5.6 7 8 >40~50 -130 — -80 -50 — -25 — -9 ...
【多选题】unit 6 cloze Fill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once. A modify F motivate K strengthens B involve G evidence L weakens C obli...