並前往https://books.google.com.tw/books?id=Isx0ddnMbC8C&pg=PA186&lpg=PA186&dq=Variable+deceleration&source=bl&ots=WhmdhK7npb&sig=ACfU3U1bOx922YcFcwOYWWUe9pr9F1wLDQ&hl=zh-TW&sa=X&ved=2ahUKEwjvubC6oNH3AhULkokEHQBNBNgQ6AF6BQjfAhAD