请高手解释以下的英文是什么意思（说能看懂的中文）?主语,谓语,宾语,句子结构分析一下,

题目

请高手解释以下的英文是什么意思（说能看懂的中文）?主语,谓语,宾语,句子结构分析一下,
Are the changes to production processes assessed to confirm that the desired effect has been achieved without adversely effecting product quality?

答案

Are the changes to production processes assessed?此处前为主句,后为目的状语,状语里的confirm又带了一个宾语从句.to confirm that the desired effect has been achieved without adversely effecting product quality?
试译： 请问对产品生产过程的一些修改是否经过了评估,以保证（这些修改）在取得了预期效果的同时没有对产品质量产生负面影响.