9.1 绪论 9.2 互换性与标准化 9.3 精度设计理论 9.4 典型零件的互换性(精度设计)
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1-1画法几何的任务 1、研究在平面上表达空间形体一图示法 2、研究在平面上解答空间几何问题一图解法
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Background Steel is one of the older packaging materials. - Originally used for round, square, and rectangular boxes and canisters. - The oldfashioned- appearance of fabricated metal box is effectively used to create nostalgia for specialty and gift-type containers
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Historical perspective Corrugated Board Properties and Tests Corrugated Boxes Carrier Rules Stacking and Compression
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