patching materials meaning in Chinese

补炉材料
堵漏材料

Standard test method for pipeline coating patch materials
管道防腐层补片材料试验方法标准
Test method for evaluating pipeline coating patch materials
评定管道涂覆搭接材料的试验方法
Standard for test method of pipeline coating patch materials
管道防腐层补片材料试验方法标准
It is the ideal hot patching material the walls and bottoms of converters
是用于转炉前、后大面及炉底等部位快速热补的理想材料。
Standard test method for determining the workability of asphalt cold mix patching material
沥青冷混合修补材料的实用性的测定的标准试验方法

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