THORTn.节流阀Thorn.雷神(古代斯堪的纳维亚的雷声之神)thoracostomy tube胸腔插管thorium deuteride氘化钍thorium emanation钍射气Thorman grid tray索尔曼格条塔板thoracolaparotomy胸腹切开术thoracochondritis胸肋骨炎,胸廓软骨炎thorium anhydride二氧化钍thoriated cathode涂钍阴极thoriated emitter镀钍发射板thorium-bearing含钍