研究镀铬钢板表面微观缺陷对其所包装食品的影响。
The effect of the surface of micro-defects of tin plate steel (TFS) used for food packaging to the quality of food was studied.
年产各类锁具100余万打，主要产品有：“娃娃”牌镀铬钢球铜挂锁系列，电脑平面弹子铜挂锁系列。
An annual output of more than 100 million locks beat, main products are: "doll" brand plating copper padlock series ball chrome, computer graphic billiard copper padlock series.
年产各类锁具100余万打，主要产品有：“娃娃”牌镀铬钢球铜挂锁系列，电脑平面弹子铜挂锁系列。
An annual output of more than 100 million locks beat, main products are: "doll" brand plating copper padlock series ball chrome, computer graphic billiard copper padlock series.
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