Packaging is relying on the existence of the goods, the primary objective is to protect goods, make its in transportation, preservation from being damaged.
包装是依托于商品而存在的，最初的目的是用于保护商品，使其在运输、保存中不受损坏。
Because the existence of the network becomes more complex, let the incident of leap up goods that a lot of manufacturers headache formerly.
原先让许多厂商头疼的蹿货事件由于网络的存在变得更加复杂。
By analyzing on status quo of railway goods yard fundamental equipment in our country, it can be found that the fundamental equipment in existence can 't adapt to the need of goods transportation.
由我国铁路货场基础设施的现状分析可知，现有的铁路货场基础设施已经不能适应货物运输的需求。
The marginal rate of substitution of goods and the existence theorem of the optimal solution is to introduce some of the previous extension of the theory.
商品的边际替代率和最优解存在定理的介绍则是对前面理论部分的延伸。
Summary: whether public goods are goods, the existence of the market, the current public finance, public economics, one of the key issues, China's economic theory on this sector are mostly negative.
内容提要：公共品是否是商品，是否存在市场，是当前公共财政学、公共经济学中的核心问题之一，我国经济学理论界对此问题大多持否定态度。
The structure of consumption can be divided into the consumption of goods and the consumption of service according to the form of its existence .
消费结构按消费品本身存在的形式可分为实物消费品与劳务消费品。
The structure of consumption can be divided into the consumption of goods and the consumption of service according to the form of its existence .
消费结构按消费品本身存在的形式可分为实物消费品与劳务消费品。
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