food grade 食品级
- Glass, stainless steel and some plastics are food grade.
玻璃,不锈钢和一些塑料就属于食品级材料。 - The special requirement and design for drying and air purification system in production of food grade citric acid was ex-pounded.
阐述了食品级柠檬酸生产中产品干燥和空气净化的特殊要求及设计特点。 - The FDA approved food grade PEVA lining easily wipes clean after every use and is certified by the manufacturer to be totally lead-free.
经食品与药物安全局的认可这种内衬在使用过后很容易清理同时也有生产商充分验证的无铅证明。
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