1984年夏我受化工部的派遣,到美国进行学习和考察。现把所看到的点滴情况介绍如下。工业全息照相公司(IHI),位于密执安州罗切斯特市。IHI的前身是Grant公司,R.M.Grant博士是经理。他首先将激光无损检测技术应用于橡胶轮胎上,定验成功后 In the summer of 1984, I was dispatched by the Ministry of Chemical Industry to study and study in the United States. Now I see the bit by bit as follows. Industrial Holographic Corporation (IHI), located in Rochester, Michigan. IHI’s predecessor is Grant, and Dr. R. Grant is the manager. He first applied the laser non-destructive testing technology to rubber tires, after the test was successful