如何检查汽封环自动调整间隙的性能?
参考答案:
弹簧片不能过硬,一般用手能将汽封块压入,松手后又能迅速自动恢复原位,并注意检查汽封块退让间隙应足够大,不能小于设计定值。
Now that he that he had stolen the money, you should forgive him.
A.excused
B.suffered
C.admitted
D.offered
零件中孔的概念是什么?