tinned leads造句

• Specification for electroplated coatings of tin lead alloys
  锡铅合金电镀层规范
• High precision welding materials pure tin lead alloy products
  高级精密焊接纯锡铅合金材料制品。
• A subsequent search in a bush in san tin led to the seizure of 25 buckets of illegal marked oil each in 20 liters today ( july 31 ) . the five men are still being detained for enquiries
  警方今日（七月三十一日）在新田一带再进行搜查，结果在一个草丛内搜获二十五桶非法红油，每桶约重二十公升。