求翻译：　　临安山核桃加工始于上世纪70年代。到90年代，随着林业产业化的推进，山核桃加工业蓬勃发展起来。目前，临安全市山核桃加工企业已达220家。2008年，年加工量逼近2万吨，而且目前临安山核桃的产量正以每年10%的速度攀升。据测定，一颗刚采摘的鲜山核桃，蒲的重量占70%，还有10%的水分，我们平时咬食的山核桃的壳和仁加起来才占据总质量的20%。加工2万吨山核桃，意味着要脱蒲近8万吨。这种强碱性物质对环境的危害，终于随着山核桃产量的逐年递增而日渐显现。是什么意思？

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