结果表明：通过熔炼速度、漏气率、预真空等关键因素的严格控制，可大幅度提高大规格纯钛铸锭中氧元素的均匀性。

The results show that, through controlling the melting rate, leak pressure and pre-vacuum rigidly, the oxygen homogeneity can effectively improve.

youdao

这些巨大的固体钛的铸锭，有十几吨。

And, these are giant billets of solid titanium weighing tens of tons.

youdao

分析了钛及钛合金铸锭熔炼技术现状及铸锭的产能、产量情况。

Melting technology status, capacity and output of titanium and titanium alloy ingot are analyzed.

youdao

And, these are giant billets of solid titanium weighing tens of tons.

这些巨大的固体钛的铸锭,有十几吨。

麻省理工公开课 - 固态化学导论课程节选