六朝墓为岩坑石椁券顶墓，墓内残存的青瓷钵、铜五铢钱、铁削刀等表明其年代当属晋代；
The Six dynasties tomb is rock pit with stone chamber, yielded celadon bowls, bronze Wuzhu coins, and iron scrapers, and dated to the Jin dynasty.
在溜板一侧装有限位碰铁，与限位开关感应，实现机床的拉削与返回功能。
In one side of the slide carriage, there is limit cam, response to the limit switch, to realize the broaching and returning function of the machine tool.
根据本发明的粉末冶金用铁系混合粉末，可以得到强度不下降，且被削性提高的铁粉烧结体。
The iron-based mixed powder for powder metallurgy can give an iron powder sinter having improved machinability while retaining intact strength.
根据本发明的粉末冶金用铁系混合粉末，可以得到强度不下降，且被削性提高的铁粉烧结体。
The iron-based mixed powder for powder metallurgy can give an iron powder sinter having improved machinability while retaining intact strength.
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