An authorized inedible rendering plant shall be of solid construction, with interior finishes of smooth, hard and impervious materials capable of being cleaned.
获得授权的不可食用产品提炼厂应当采用坚固结构，室内装修使用平滑、坚固和不可渗透的材料，并且能够进行清洁。
An authorized inedible rendering plant shall be of solid construction, with interior finishes of smooth, hard and impervious materials capable of being cleaned.
获得授权的不可食用产品提炼厂应当采用坚固结构，室内装修使用平滑、坚固和不可渗透的材料，并且能够进行清洁。
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