以马蹄粉厂产粉废浆为原料，提取、分离、纯化了一种功能组分，并对其进行组成成分、化学结构分析以及功能活性测定。
In this paper the waste slurry produced in the production of water chestnut starch was used as raw material to extract, separate and purify a kind of functional compound.
下一步是把废棉纱加入湿草梗，然后舂击数小时直至捣制的黏浆与纸浆相仿。
Cotton waste is then added to the wet straw and the mixture is beaten for a few hours until the resulting pulp resembles papier-mache.
常年求购PET废料，包括：白色及淡蓝色瓶片，白色泡料、浆块、废丝等。
We purchase PET wastes all the year round, including white and baby-blue bottle flakes, white pop corn, pulp lump and waste fiber.
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