Objective To develop the Liquid phantom used to measure bone mineral content in QCT and has equivalent effectiveness with solid phantom made of Hydroxyapatite.
目的通过试验测试,设计制作出与标准固体体模等效的QCT骨密度测量液体体模。
The blend rapidly chills as liquid nitrogen with a boiling point of-320 degrees instantly vaporizes in a billowing, phantom of the opera-esque fog.
液态氮的沸点是零下320度,当它迅速蒸发时,会腾起一股《歌剧魅影》式(Phantom of the Opera)的白雾;同时,搅拌物的温度会骤然降低。
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