英语语法分析

The quality of market product demanded is the summation of its characteristics, which include suitability, security, reliability, economy and reparability.

产品质量是产品满足需要的适用性、安全性、可靠性、经济性、维修性的特征和特性的总和。

Reparability and cost factors topped the list of most important factors for selection, followed closely by manufacturer's reputation and availability from stock.

可修复和成本因素最多的甄选最重要的因素，其次是制造商的声誉和库存情况密切合作。