在光的反射中有这样一道大家非常熟悉的习题,各种版本的资料给出同样的答案,但仔细思考后会发现其原有解答值得再探究.题目:如图1所示,一根长为a的薄直木尺上有两个小孔,两孔的距离为b,两小孔到尺的两端距离相等.在尺的对面有一与尺平行的平面镜.某人的两眼通过两小孔观察木尺 In the reflection of light, there is such an exercise that everyone is very familiar with. The various versions of the information give the same answer, but after careful consideration, it will be found that its original solution is worth exploring again. Title: As shown in Figure 1, a long There are two small holes on the thin straight wooden ruler of a. The distance between the two holes is b. The two holes are at equal distance from the ends of the ruler. On the opposite side of the ruler, there is a plane mirror parallel to the ruler. Two eyes of one person pass two small Hole observation wooden ruler