Sentence examples for vehicles are needed from inspiring English sources

But how do the dispatch systems calculate how many vehicles are needed at any given time?

When nests are found where vehicles are needed to carry supplies, for example, a person must walk in front of each vehicle to check for plovers.

Decisions need to be made e. g. what main navigation sensor to use, how many vehicles are needed for the task.

Now, nearly half of older drivers live in suburban areas and more than a quarter live in rural areas where motor vehicles are needed to reach shopping and services and where public transportation is either sparse or nonexistent.

The reason is twofold; first, because the transport of the supply train must operate a continuous shuttle that is, for each day's travel time, two vehicles are needed to deliver a single load and, second, because additional food and forage or fuel must be provided for the personnel, animals, or vehicles of the train itself.

For example, a variety of vehicles are needed to evacuate the injured and to transport relief commodities to affected areas.

Major improvement in energy efficiency of electric power plants and transportation vehicles is needed to enable the world to meet the energy demands at lower rate of energy consumption with corresponding reduction in pollutant and CO2 emissions.

Up to 25 of about 100 foreign staff may leave this week, it said, adding that more armoured vehicles were needed after attacks in recent weeks on humanitarian aid convoys and the hijacking of goods or vehicles.

Among the technology's greatest benefits would be a likely reduction in the horrible smog caused by city traffic — with fewer vehicles being needed and designs that make them lighter and more fuel-efficient.

The government warned that the move, which will also take in hybrid vehicles, was needed because of the unnecessary and avoidable impact that poor air quality was having on people's health.

Samuel Leonard, General Motors' policy director for fuel economy and air pollution, said the fuel-economy credits for dual-fuel vehicles were needed as an incentive for automakers to build vehicles that could burn ethanol, a type of alcohol made from corn, sugar cane or even waste paper.