求翻译：目前我国超级市场生鲜食品经营存在着三大主要问题:损耗多、保鲜难、成本高。国内容易腐烂变质的食品(如奶制品、海鲜等)售价中70%是用来补贴在物流过程中耗损的支出。management是什么意思？

China in supermarkets, fresh food operation there are three major problems: loss of more than preservation is difficult, and high cost. 70% of the price of domestic perishable perishable food (such as dairy products, seafood, etc.) is used to subsidize the depletion expenses in the logistics process

At present, our country's supermarkets and fresh foods business there are 3 major problems: Loss, fresh, and high cost. Domestic easily spoiled foods (such as dairy products, seafood, etc. ) in price 70 % is used to subsidize the logistics process depletion in the expenditure. Management

At present our country supermarket lives the fresh food management to have three big main problems: Loses many, maintains freshness difficultly, the cost to be high.Domestic easy to deteriorate rottenly food (like milk product, seafood and so on) in the selling price 70% are use for the subsidy the

Supermarket fresh food management in China now there were three main problems: loss, preservation, and high costs. Internal modification of perishable foods (such as dairy products, seafood, etc) sold 70% is used to subsidize the consumption expenditures in the logistics process. management

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