radioactive surface contamination
常见例句
- The product has no radioactive contamination, the surface smooth, easy to clean, good gloss, corrosion resistance, high strength, safe, etc. , is truly "green" products.
其产品具有无放射污染，表面光洁、易清洗、光泽好、耐腐蚀、强度高、使用安全等优点，是真正的“绿色环保”产品。
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