【用戶】Klose Liu
【年級】國二下
【評論內容】 圖片出處: https://www.google.com/search?q=X-ray+tube+size++focal+spot+1.0+mm+/+0.3+mm&tbm=isch&source=lnms&sa=X&ved=2ahUKEwj888WM0sCAAxVhZ_UHHWtQCRIQ0pQJegQIDxAB&biw=1366&bih=625&dpr=1#imgrc=ReZwpNY_Hiz8UM&imgdii=px2wR0v8H9dCcM
【用戶】Klose Liu
【年級】國二下
【評論內容】 圖片出處: https://www.google.com/search?q=X-ray+tube+size++focal+spot+1.0+mm+/+0.3+mm&tbm=isch&source=lnms&sa=X&ved=2ahUKEwj888WM0sCAAxVhZ_UHHWtQCRIQ0pQJegQIDxAB&biw=1366&bih=625&dpr=1#imgrc=ReZwpNY_Hiz8UM&imgdii=px2wR0v8H9dCcM