Thai Longtail Boat
抄録
New modern technologies have rapidly been developed till sometimes they have made the Thais forget their old technology and replace them with the new. There were some Thais who wanted to improve their equipment for their work. It is, however, very regretful that they did not record the technology or transfer it to others. The reason why the subjects have a limited spread in small arrases because the information is easy to lose when the well-informed persons passed away.