早年，美国某石油公司有一名青年，他的学历不高，也没有什么特别的技术，他在公司的工作连小孩都能胜任，因为他负责巡视并确认石油罐盖有没有自动焊接好。一次，他突然想：如果能将焊接剂减少一两滴，是不是能够节省成本？经过一番研究，他终于研制出能节省一滴焊接剂的... In his early years, an oil company in the United States had a young man. He did not have any qualifications or any special skills. He was able to handle even the children in his company because he was responsible for inspecting and verifying that the lid of the oil tank had not been welded automatically. Once, he suddenly thought: If you can reduce the solder one or two drops, is not able to save costs? After some research, he finally developed to save a drop of solder ...