7. 碳(ρ=2.25 g/cm3)對 4 MeV 光子的質量衰減係數=0.0305 cm2/g,質量轉移係數=0.0187 cm2/g,質量吸收係數=0.0185 cm2/g,不考慮增建因數,試問:
V. Cloze Test Designing: 20%(1) First, summarize the following article into a passage of around 200-
VI. Design FIVE Reading Comprehension Questions based on the following article. Each question contai