Amerika genelinde aileler ve şirketler daha az maliyet ve çevreye yardımcı yollarla ENERGY STAR yardımıyla evlerinin ve işletmelerinin enerji verimliliği geliştiriyorlar.
- Families and companies across America are improving the energy efficiency of their homes and businesses with help from ENERGY STAR in ways that cost less and help the environment.
Düzenlemeler verimliliğe zarar verir.
- Regulations harm efficiency.
Fully-furnished efficiencies.
The efficiency of this loudspeaker is 40%.
The efficiency of the planning department is deplorable.
... got to look to the future. That's why we doubled fuel efficiency standards on cars. ...
... to make the rocket mass efficiency, engine efficiency, ...