滚动轴承是标准件,设计与轴承内径配合的轴颈时,采用基孔制。
查看答案
优先采用基孔制的原因主要是孔比轴难加工。
A. 对
B. 错
Thank you very much for ______(consider)my application and I look forward to hearing from you soon.
Our study shows that computer- based judgements are often ______(accurate)than those made by humans.