随着单层屋面防水材料日益广泛使用,国外在单层屋面施工机具方面也在不断寻求改进和创新。尤其在美国、日本和西欧等国近年来单层屋面发展十分迅速,例如在美国,据统计数字表明,单层屋面已占整个屋面市场的40％,其中30％是采用单层 With the increasingly widespread use of single-layer roofing waterproof materials, foreign countries are constantly seeking improvements and innovations in single-floor roof construction equipment. In particular, in the United States, Japan, and Western Europe, monolayer roofs have developed rapidly in recent years. For example, in the United States, statistics show that single-layer roofs account for 40% of the entire roofing market, and 30% of them are monolayered.