The first of these is the application of the machines,products and systems of applied knowledgethat scientists and technologists develop.这个句子that后面引导的部分修饰的是machines,products and systems这三个宾语,请问怎样改才

The first of these is the application of the machines,products and systems of applied knowledge
that scientists and technologists develop.
这个句子that后面引导的部分修饰的是machines,products and systems这三个宾语,请问怎样改才能让that后面的部分单独修饰systems?

可以将and改为 as well as
望采纳