（l）在锅炉管道中，为了提高它的隔热效果，就必须加强管道的保温，精心选择保温材料，合理设计管道保温，严格按照保温程序施工，保证施工质量。这样才能使管道保温具有一个长期稳定性。（2）管道的隔热是由保温材料来完成的，绝热好坏取决于保温材料的性能。原来电厂管... (L) In the boiler pipe, in order to improve its heat insulation effect, it is necessary to strengthen the insulation of the pipe, carefully select the insulation material, reasonably design the pipe insulation, and strictly instruct the construction according to the insulation process to ensure the construction quality. In order to make the pipe insulation has a long-term stability. (2) The insulation of the pipeline is completed by the thermal insulation material, and the thermal insulation depends on the performance of the thermal insulation material. The original power plant tube ...