翻译以下中文为英文

As a result of corporate stock held by a number of reasons, resulting in the total amount of assets in stock a large proportion, however, the cost of a large number of enterprises in the holding period have continued. How the cost of inventory management has become an important manager for the study.

Enterprise holds goods in stock because of diversified cause , causes coming into being unceasingly in enterprise general assets during that period when goods in stock occupying bigger specific gravity, but, large amount of cost holding in enterprise. The administration how to carry out goods in stock cost's always becomes the important object of study of director.

There are many reasons for a company keeping stocks, which make stocks occupy a big proportion in the total asset of the company, however, huge cost is spent on preserving those stocks. Therefore, it is necessary for managers to do research on how to manage the cost caused by inventory.