<iframe align="" allowfullscreen="true" frameborder="0" height="560" scrolling="no" src="https://v.qq.com/txp/iframe/player.html?vid=c32621n0y4a" width="100%"></iframe><br />
<br />
<br />
高頻淬火機床對內(nèi)孔加熱淬火<br />
<br />
<br />
<br />