Before two components are assembled together, the relationship between the dimensions of the mating1.surfaces()A. must be giving outB. should printed clearlyc. must be specifiedD. should be clearl

【参考答案】

答案：C

解析： 两个组件在组装之前，配合表面的尺寸关系必须被明确指定。因此，正确的选项......

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