我今年已经６８岁了，是《粘接》杂志的一名老年新读者。原来我是学工民建专业的，退休以后身体还很好，想发挥点余热，就走上了建筑防水之路。在现场经常遇到上下水管、化工管线和生产设备的渗漏以及防腐等问题，这就需要我了解许多的材料和方法。有一本《防水技术手册》将一? I am 68 years old this year and I am an old reader of Bonding magazine. I turned out to be a civil and commercial professional, after retirement, the body is still very good, want to play point heat, embarked on the road waterproofing of buildings. In the field often encounter the upper and lower water pipes, chemical pipelines and production equipment leakage and corrosion and other issues, which requires my understanding of many materials and methods. Have a “waterproof technology manual” will be a?