Short-streak blood stream signals could be seen in interior of the malignant tumor and the display rate is 91.7% (22/24), P<0.004.
而恶性肿瘤内部见短条状血流信号，血流检出率为91.7%（22/24），两者差异有显著性（P<0.004）。
A radioactive particle moving in a blood stream causes transient changes of dose rate near its path.
当一个放射性物质在血流中移动时在它的路径附近引起剂量率的瞬间变化。
A radioactive particle moving in a blood stream causes transient changes of dose rate near its path.
当一个放射性物质在血流中移动时在它的路径附近引起剂量率的瞬间变化。
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