E is a new type of powerful antioxidant, can be used in beverages, toothpaste, chutty, cookies and cosmetic etc .
蜂胶萃取物是生产健康产品的重要原料。
E is a new type of powerful antioxidant, can be used in beverages, toothpaste, chutty, cookies and cosmetic etc .
蜂胶萃取物是生产健康产品的重要原料。
A kind of chutty box was studied as an example.The product structure was studied and improved according to its functional performance to make it suitable for injection mold design.
根据制件使用性能的要求,以一种自动口溶片盒为例,对产品的结构进了研究和改进,使之适合于模具生产并设计了注射三板式模具;
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