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草木灰是木材、秸秆、杂草等植物燃烧后残留的灰白色粉末或颗EVNvB2Fc8sEsQ1iC23a2DegUMkawNIxvYLSaWOvgV2M=粒,是天然的保鲜剂。草木灰能够保鲜,原因在于其自带碱性,(试读)...