那座塔轮廓分明地耸立于夜空中。
用45钢渗硼油淬用来代替传统的45钢铸造生产水箱拉丝机中的塔轮是可行的。
The result shows it is viable that 45 steel ooze boron oil quenching replacing conventional 45 steel found produces tower wheel in water tank drawbench .
用45钢渗硼油淬用来代替传统的45钢铸造生产水箱拉丝机中的塔轮是可行的。
The result shows it is viable that 45 steel ooze boron oil quenching replacing conventional 45 steel found produces tower wheel in water tank drawbench .
应用推荐