It proves that electric tracing is prior to steam tracing.
从技术性能上介绍了蒸汽伴热的缺陷和电伴热的优势，并就某化肥厂７００ｍ长工艺管线保温采用电伴热和蒸汽伴热方式，进行了技术经济分析比较，论证了采用电伴热技术经济上合理，效益显
Use to indicate steam traced instrument or other object.
用于表示蒸汽伴随加热式仪表或其他物体。
cooker, steam-heated, non-domestic
蒸汽加热蒸煮器,非家用
steam air heater
蒸汽加热式空气预热器
TechnoEconomic ComparisonBetween Electric Tracing and Steam Tracing;
蒸汽伴热和电伴热方案的技术经济比较
cargo oil steam heating system
货油舱蒸汽加热系统
Heated, the water turns to vapour.
加热时，水会变成蒸汽。
electric sauna heating appliance
蒸汽浴电气加热用具
Water is turned into steam by heat.
水加热则变成蒸汽。
The Improvement that Measure Meter Companion of Hot Way to the Steam Flow
对蒸汽流量测量仪表伴热方式的改进
Steam is superheated by being heated above the temperature of saturated steam.
蒸汽被加热到饱和蒸汽的温度以上使之过热。
Research on the Energy-saving of the Process of Steam Ammonia Distillation;
直接蒸汽加热法蒸氨工艺的节能研究
Extracting can also be done by partially freezing the salt solution.
加热蒸馏法是将盐水加热，使水分蒸发，然后再使蒸汽冷凝成水。
Its heating mixing has self-friction,electric heating.
热混具有自摩擦或电加热及蒸汽加热功能。
Rapid evaporation at the heating-surface tends to make the steam wet.
加热面上的迅速蒸发，往往使蒸汽的湿度变大。
We change water into steam by heating it .
我们通过加热的方法把水变为蒸汽。
Water be changed Into steam by heat and Into Ice by cold
水加热变蒸汽, 冷却後结冰
Monitoring and testing method for energy saving of steam heating equipments
GB/T15914-1995蒸汽加热设备节能监测方法
Water is changed into steam by heat and into ice by cold.
水加热则成为蒸汽，冷却则成为冰。
