籽苗用纸壶 seedling fiber pot 着色塑料材料的耐光色牢度试验方法:透过门窗玻璃的日光 testing method for sunlight colour fastness of plastics under window glass upon exposure to daylight 着色塑料材料的耐光色牢度试验方法:碳弧 testing method for colour fastness of plastics upon exposure to light of the carbon arc 装饰用生石灰和熟石灰 decorated quicklime and hydrated lime 铸钢桶耐火材料 steel pouring pit refractories 筑路沥青试验方法 testing method for road tar 筑路沥青 road tar 注射用玻璃瓶 tube bottle for injections 苎麻的鉴别法 identification of ramie 住宅用抽水
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