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生态循环
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生态循环
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ecological recycling
生态循环
在生态系统中,物质从环境开始,经生产者、消费者和分解者,最后回到环境中去,完成一个从简单无机物到有机复合物,最终又回到简单无机物的过程。
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block-layer
block length
block making machine
block masonry wall
block matrix
block modeling
block monoid
block movement
block multinlexor channel
block multiplexer channel
block multiplexor channel
block multiplication
block of a matrix
block of numbers
block-organized holographic memory
block pavement
block preparation
block primitive
block-printed books of publishing houses
block printed document
Block-printed edition
block-printed edition
block-printed edition by Princess of Chu, Ming dynasty (1368~1644)
block-printed edition by Princess of Jin, Ming dynasty (1368~1644)
block-printed edition by Princess of Ning, Ming dynasty (1368~1644)
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