The international system featured rising and falling great powers, many with global reach.
Most countries' systems feature a mix of all five models.
Nearly all the new systems feature voice instructions, meaning that drivers don't have to look at the screen.
Professional systems generally feature very high observing efficiency and reliability.
The new system will feature two 3-inch screens instead of one, so players can have different views, like a close-up and a long view, simultaneously.
Today's systems feature various sophisticated capabilities depending on the field of application.
As of 2007, the system does not feature rules for space combat.
Our legal system features punitive damages and community service.
The metric system features a single base unit for many physical quantities.
The new system will feature lithium-ion batteries in later years.
