Main technology parameters between round and s (Z) type winding package steel wire are compared, production process and technology requirement are given.
对圆型和s (z)型绕包镀锌钢丝主要技术参数进行对比，并给出生产工艺和技术要求。
Commodity inspection is the process in which exported and imported goods are examined for their quantity, quality, package, place of production, safety and hygiene conditions.
商检是对进出口商品的数量、质量、包装、生产地、安全和卫生条件进行检查的过程。
This essay puts forword a target system of package economic appraising based upon a study of the function of the package in the whole process of good production, circulation and consumption.
在对包装在生产，流通、消费全过程中的作用进行全面系统分析的基础上，提出了包装经济评价的指标体系。
应用推荐