“CT contrast medium”的概念、定义、翻译、参考文献-科学参考

单词	CT contrast medium
释义	CT contrast medium Encyclopedia 医学CT对比剂释 CT contrast mediumCT对比剂在人体正常组织间缺乏天然对比，或病灶与正常组织之间密度相同或相近，或病灶太小而难以在CT平扫检查中清晰显示时，人为将某种物质引入体内，以达到增加人体不同组织之间、病灶与正常组织之间的密度差异，充分展示组织结构及病灶特征的目的，这种所引入的物质即称为对比剂，又称造影剂。
随便看	underground facilities protection underground facility underground fermentation underground film underground fire engineering underground freight transportation system underground gas storage underground gas storage comes from disused mines underground gas storage comes from oil & gas reservoir underground gas storage comes from salt cavity underground gas storage comes from water layer underground geophysical prospecting underground granary underground gravity survey underground haulage machinery underground health facilities underground high pressure operation safety underground hydropower station underground in pit tank underground intelligent pipe network underground launching silo underground leaching of ore underground loading equipment underground logistics system planning underground magnetic resonance imaging system

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