结果表明,该合金经急冷处理后由于过饱和固溶铬含量的增加,导致空位浓度显著提高与空位盘的产生。
Results show that the supersaturated solidification Cr-content increases in the rapidly quenched alloys induced the great increase of vacancy density and production of vacancy plates.
结论:经外周置入中心静脉导管在外科急危重病人治疗中具有重要的临床意义。
Conclusion: There was important clinical significance with the use of PICC in acute and severe patients.
本文采用经皮肤神经电刺激(TENS)仪治疗413例急、慢性痛症。
In this paper 413 patients with acute and chronic pains treated by TENS were reported.
本文采用经皮肤神经电刺激(TENS)仪治疗413例急、慢性痛症。
In this paper 413 patients with acute and chronic pains treated by TENS were reported.
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