搬运货物、管道等的密封用。
地下室防水质量的高低直接影响着地下室中的活动人群、存放物品和管道等的状况。
The waterproof quality directly determines the condition of the people, things and pipes etc in the basements.
分析了硫磺制酸系统中设备管道等的腐蚀情况及发生机理，并提出了相应的防护措施。
This paper described the corrosion behaviour and mechanism of the equipments and pipeline in a large-scale sulphur burning sulphuric acid plant, and then provided the protection methods.
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