These experimental methods have assured the successful proceeding of the research work on the auto tempering of low-carbon martensites and yielded significant results.
这些试验方法，保证了自回火的研究能顺利进行，并得出了有价值的研究结果。
These experimental methods have assured the successful proceeding of the research work on the auto tempering of low-carbon martensites and yielded significant results.
这些试验方法，保证了自回火的研究能顺利进行，并得出了有价值的研究结果。
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