imperfect specification of model

例句：

1. 1. Thecompany's product specifications were not up-to-date, leading to customerdissatisfaction.
   公司的产品质量规格过时，导致客户不满意。
2. 2. The engineer's imperfect specificationof the problem led to adelay in the project.
   工程师对问题的不完全规格导致了项目的延误。
3. 3. The manufacturer's imperfectspecification of the product qualitycaused a backlog in the supplychain.
   制造商对产品质量的不完全规格导致供应链出现积压。