Air circulation is one of the most important factors in protecting refrigerated loads of perishable foods .

在保证易腐食品的冷藏运输时，空气循环是最重要的因素之一。

For security reasons , please do not send consumable gifts -- such as food , flowers , and other perishable items -- to the white house .

出于安全考虑，请不要向白宫寄送消费性礼物，诸如食品、花卉及其它易腐物品。

I 'm afraid we can 't accept perishable goods .

我们这里恐怕不能受理易腐烂的物品。

In the case of perishable products , many bargains can be found at the end of the day .

对那些易变质的食物而言，集市快收摊儿的时候会有很多便宜可捡。

Coordinated pricing and order-up-to level for a perishable item with price and stock-dependent demand under lifo policy .

在需求为价格与库存量相依与后进先出政策下易损坏商品的协调定价与最佳库存水准。