英语翻译This increases the premium placed by retailers upon prod

this increases the premium which is placed upon products by retailers.
the products are presold as measured by satisfactory rates of stock tunover by their producers and really recognized as meeting their requirements by costomers
我把这个句子拆成这样,然后直译出来,整合一下就好.
这提高了零售商放在产品上的额外费用.当这些产品满足了库存周转率的要求,他们被他们的生厂商预售.当这些产品达到了客户的要求,他们就会认可这些产品.
这是直译.

这增加的保险费由零售商在产品开始预售的生产者和消费者很容易被满足他们的需求的比率作为衡量满意的存货周转率。

This increases the premium placed by retailers upon products that are presold by their producers and are readily recognized by consumers as meeting their requirements as measured by satisfactory rates...

这增加的保费由零售商对产品的预售的生产者和消费者的认可是很容易满足他们的要求，以满意率存货周转率。

这增加的保费由零售商对产品的预售的生产者和消费者的认可是很容易满足他们的要求，以满意率存货周转率