随着生产的发展,焊接技术的应用愈来愈广泛,与此同时,伴随着出现了各种各样的不安全、不卫生的因素严重地威胁着焊工及其他生产人员的安全与健康。 With the development of production, the application of welding technology has become more and more widespread. At the same time, along with various unsafe and unsanitary factors, it has seriously threatened the safety and health of welders and other production workers.