以上来源于: WordNet
A median dose of 20 Gy prescribed to the 80% isodose line was administered in a single fraction.
中位值为20戈瑞剂量(建议达80%的等剂量线)以单成分方式给予患者。
For a better presentation of the Commissioner of the geometry, GY-II laser optical Demonstrator has been developed.
为了更好的演示几何关学实验的，GY—II激光光学演示仪被研制出来了。
GY-1 mill stand is a new type of housingless mill based on the design principle of short stress path and fewer mating surface.
本文对GY-1型短应力线轧机的基本特点及力学原理进行了初步分析。
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