语法OG。 NO。105

An inventory equal to 90 days sales is as much as even the strongest business carry, and then only as a way to anticipate higher prices or ensure against shortages. fficeffice" />

A)             as much as even

    这个题目的语法考点我明白了，不过这个句子的整个意思是什么呢？我想把这个句子想表达的确切的经济含义弄懂，非常感谢大家帮助

http://forum.chasedream.com/dispbbs.asp?BoardID=23&ID=39159

不知哪个正确阿？