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一、填空题(每空1分,共23分) 1.职业道德的基本规范是:①爱岗敬业,忠于职守;②诚实守信,办事公道;③服务群众,奉献社会;④_ 2.在装配图中,只需标注A.规格尺寸;B.外形尺水C装配尺寸;E.;F.其他重要尺寸等几种尺寸。3.金属材料常用的力学性能指标主要有:强度、塑15.有色金属气焊时
First, fill in the blank (1 point for each empty, a total of 23 points) 1, the basic norms of professional ethics are: ① dedication, devotion to duty; ② honest and trustworthy, work in good faith; ③ serve the masses, contributing to society; ④_ 2. In the assembly In the picture, only needs to annotate A. Specification size; B. Exterior dimension water C assembly size; E.; F. Other important dimensions and so on several kinds of dimensions. 3. Metal materials commonly used mechanical properties are: strength, plastic 15. Non-ferrous metal gas welding