The insurance of the normal operation of vacuum degassing system and sealing performance of the desalted water drum was the important measure to control the corrosion.
确保真空除气系统正常运行和二级除盐水箱的密封效果是控制腐蚀的主要手段。
Stratified shear packing seal system is an advanced axle seal system, which can achieve good result, especially for large water pump axle sealing.
层状剪切式密封系统是一种技术较为先进的轴密封系统，特别是对于大型水泵轴密封，能取得良好的效果。
Such hydrophobic valve refers to a device for discharging condensed water from sealing evaporation system in order to prevent vapour, from leakage.
一种多力平衡热双金属疏水阀，涉及从封闭蒸汽系统中排放凝结水阻止蒸汽泄漏的装置。
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