Mechanical Processing and Manufacturing Edition [One Question per Day] 2019.06.13
Thread Content
2.jpg【It is indeed delightful to study and practice what one has learned from time to time! 】 In addition to being the ( ) of the workpiece, the positioning reference can also be the ( ) of a surface, a line of symmetry, or a plane of symmetry; however, it must be represented by the corresponding actual surface. The answers can be found at: Actual surface, geometric center. Rules for answering questions and management: 1. A full set of wrong answers earns 2 wealth points; partial correct answers earn 5 wealth points; a fully correct set of answers earns 8 wealth points ； 2. Rewards for answers are available once per person, and each reply allows for only one management rating ； 3. The reply reward is valid for 48 hours; after that, this post will be deleted.
1. Actual surface 2. Geometric center