在美国，空调制冷系统的制冷渗漏每年造成数亿美元的损失，美国环保机构对于排放制冷剂的公司一经发现，则每天处以25000美元的惩罚，因此，尽快找到渗漏位置并尽快修复非常重要。然而，修复渗漏并不困难，最难的是发现渗漏。美国加州帕尔玛波音公司的空调制冷技术人员罗·巴尔 In the United States, refrigeration leaks from air-conditioning systems result in hundreds of millions of dollars of losses each year, and U.S. environmental agencies punish companies that discharge refrigerants for as much as $ 25,000 a day, so it is important to find leaks and fix them as soon as possible . However, repairing leaks is not difficult, and the hardest part is finding leaks. Air conditioning and refrigeration technicians at Parma Boeing in California, USA, Barr