However, as petrol and diesel engines are also improving, the relationships between the different types of vehicles are not constant.
Their overall replacement values are greater and their repair costs tend to be more expensive than other types of vehicles.
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Google is the most visible company working on these types of vehicles, but similar projects are under way at other organizations, including Caltech.
It could eventually shut down engine and transmission factories around the world because one plant could make fuel cells for all types of vehicles.
These types of vehicles present a number of challenges for designers.
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In any event, there's still plenty of room for confusion about other types of vehicles besides leveraged funds that can be grouped under the very popular ETF banner.
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Each level starts with a build section, allowing players to create all types of vehicles in order to transport the pig from point A to point B (while grabbing collectibles along the way).
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"What I think we really need to focus on are more fuel-efficient vehicles, better city planning for the number and types of vehicles on the road, and more public transportation options, " Curtis Lewis said.
Typical of the corporate average fuel economy (CAFE) rules, there are many credits offered for different types of vehicles based on their drivetrains, encouraging automakers to make and sell alternative drive and alternative fuel vehicles.
These types of contracting vehicles are characterized by task orders with short vendor response times and minimal administrative cost to the end user agency.
Robert Kehler of U.S. Strategic Command also stated recently that the United States may decide to move from a "triad" of nuclear delivery vehicles (submarines, bombers, and inter-continental ballistic missiles) to a "dyad" of only two types of delivery vehicles.
Oregon State will use two types of unmanned aerial vehicles that will be equipped with cameras.
"The PLA Air Force has deployed several types of unmanned aerial vehicles for both reconnaissance and combat purposes, " the report said.
This new interactive map shows where these key investments have been made and the types of projects that will ensure the vehicles of the future are made in America.
The types of systems used to remotely disable the vehicles are largely designed to replace physical repossessions at so called subprime auto dealers.
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Johnson Controls is also increasing its production capacity of advanced battery types like Absorbent Glass Mat that power start-stop vehicles and Li-ion that power hybrid and electric vehicles.
The system is evidently able to distinguish between vehicles, animals, and humans -- and it can even differentiate between different types of human activity, including walking, running, and digging.
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