The model of the new city hall is 'to scale'. [=the model shows exactly how the parts will relate to each other when it is built]
She 'scaled the heights of' the publishing industry. [=she rose to a very high position in the publishing industry]
Their equipment isn't suitable for 'large-scale' production. [=it cannot be used to make things in large amounts]
(..) ...just as you've endangered yours. You're right. Let me show you my plan for sending you home. Please excuse the crudity of this model. I didn't have time to build it to scale or paint it. - It's good. - Thank you. We run industrial-strength electrical cable from the top of the clock tower... (..)1985 Back to the Future