An Aerotropolis is an emerging type of urban form comprised of aviation-intensive businesses and businesses that need to be readily connected to their customers.They typically extend outward 15-20 miles from a major airport and are powerful economic development engines.n Aerotropolis is an emerging type of urban form comprised of aviation-intensive businesses and businesses that need to be readily connected to their customers.
trial balance. n. 1. (Accounting & Book-keeping) accounting a statement of all the debit and credit balances in the ledger of a double-entry system, drawn up to test their equality.
Purpose of a Trial Balance. 1  Trial Balance acts as the first step in the preparation of financial statements.  Trial balance ensures that for every debit entry recorded, a corresponding credit entry has been recorded in the books in accordance with the double entry concept of accounting.