It vertical or horizontal installation, usually oil, steam or tube type or belt type electric heaters heating.
它垂直或水平安装，通常用油、蒸汽或筒式或带式电热器加热。
2
The materials, blockage, leakage and installation quality problems are the main issues of concern for heatingoil construction.
材料、堵塞、渗漏和安装质量等问题一直是油田采暖施工过程所关注的主要问题。
3
The PWT heating unit of the DWE product line represents the most important building block of the heatinginstallation. Mineral or synthetic oil can be employed as the thermal transfer medium.