能引起燃烧的任何管线，都应当是绝缘的，或者装上护罩。
All discharge piping that could cause burns should be insulated or guarded.
绝缘接头与管线连接后，不许在接头5米内起吊管线。
It is forbidden to lift pipe within 5 meters closed to the joint after insulation joint is connected to the pipe.
沿管线读取通风调节器的温度读数，确定绝缘层的热增量和热损耗。
Determine heat gain and loss conditions in insulated ducting by reading register temperatures along a run.
沿管线读取通风调节器的温度读数，确定绝缘层的热增量和热损耗。
Determine heat gain and loss conditions in insulated ducting by reading register temperatures along a run.
应用推荐