伴热电缆应按管道长度分布，一面物料在无伴热电缆处降温凝结，伴热电缆的长度应长于被伴热管道。
Heating cable length should be piping distribution side of the material in the cable at the cooling condensation unaccompanied heat, heat tracing cable length should be longer than the heating pipes.
在蒸汽管道，伴热管线、小型加热设备，采暖设备，温度要求不高的用汽设备，应该选用热静力型疏水阀。3。在高温高压过热蒸汽管线和设备上，应该选用过热蒸汽专用疏水阀。
In steam pipes, coupled heat pipelines, small heating equipment, heating equipment, air temperatures do not ask for the use of equipment, it should be the choice of hot static type steam traps. 3.
广泛用于蒸汽主管道，伴热管线、夹套锅及各种小型蒸汽设备。
This kind of trap enjoys an extensive application in main pipelines, heat accompanying pipelines and small steam equipments.
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