46.4%天è¯ç‰Œå°¿ç´ (ä¸é¡†ç²’)-隆科農(nóng)資
產(chÇŽn)哿ˆåˆ†ï¼šç¸½æ°®å«é‡â‰¥46.4%
粒徑:d1.18mm-3.35mm
è¦(guÄ«)æ ¼ï¼š25Kg
執(zhÃ)行標準:GB2440-2001
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