HTML在构造参数时遵循什么规则?

I'm using Rails to auto-magically create child objects based on a complex set of nested attributes. Therefore, I need the parameters to be nested in a very particular way. Obviously I realize I can construct them however I want with JS, but I'd like the order of the form to automatically help with the construction. For context, I have 2 columns, represented by 2 I'm using Rails to auto-magically create child