Objective To explore the effect of language induction based on background music on pre-anesthetic patients psychological stress.
目的探讨以音乐为背景的语言诱导对麻醉前患者心理应激的影响。
Bruce said the main high-speed steel powder metallurgy process: Add a pre-alloyed powder metallurgical high speed steel components, induction-melting furnace, and then made the gas spray granulation.
布鲁斯表示主要高速钢粉末冶金过程是:加入了预合金化冶炼高速钢成分粉末,经过感应炉熔化,然后气体喷雾造粒制作而成。
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