入射X射线能量越大,穿透物体的本领越 。(请填写“大”或者“小”)The greater the incident X-ray energy, the the ability to penetrate the object.(Please fill in larger or smaller)


入射X射线能量越大,穿透物体的本领越 。(请填写“大”或者“小”)The greater the incident X-ray energy, the the ability to penetrate the object.(Please fill in larger or smaller)

正确答案:大