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图 1 历年中国铅蓄电池产量及废铅蓄电池产生量
Figure 1. Amount of produced and wasted lead-acid batteries
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图 2 近年来山东省正规渠道废铅蓄电池收集量
Figure 2. Amount of legally collected waste lead-acid batteries in Shandong Province in recent years
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图 3 各省再生铅企业数量分布图
Figure 3. Distribution of secondary lead enterprises in different provinces
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