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？

　　Anshan walnut processing began in the late 70 's. To 90, with the advancement of forestry industrialization, pecan processing industries prospered. Currently, Linan city's Pecan processing enterprises has reached 220. In 2008, the annual processing capacity approaching 20,000 tons, and Linan Pecan production is now rising at an annual rate of 10%. According to the determination, a just picking fresh pecan, weight of Pu 70%, also 10% of the water, we usually bite of pecan shells and kernels combined occupy only 20% of total quality. Process 20,000 tons of Hickory, means de-Pu nearly 80,000 tons. This strong alkaline substance to environmental harm, finally as Pecan production has increased and become more apparent.