"use efficiently" is a correct and usable phrase in written English.
You can use it when you want to emphasize that something should be accomplished using the most effective and efficient means possible. For example: She used her time efficiently, finishing the project ahead of schedule.
The fact that both TN and TG were shown to increase JNK2 levels and the possibility to use efficiently silenced cells prompted us to investigate its role in U937 cell survival.
The spending spree, combined with exponential improvements in processing speeds and data storage capacity, has meant companies are often overwhelmed by computing firepower they cannot use efficiently.
All you have to do is use efficiently what you have.' " Professor Smith credits Dr. Shaikh with enlisting the state and county health departments in tackling Chester's problems.
He was one of the first to use efficiently profiled machine-cut gearing and to protect movements from dust.
Policies to meter, price and regulate water use efficiently will go far in avoiding the tragedy that otherwise awaits a thirsty Asia.
That has led to a three-tier system from StoreDot for charging a mobile phone: the battery within the phone; a special charger which can pump a strong electrical current into the phone; and the system within the phone which manages power use efficiently.
Capital had to be used efficiently.
It is another matter whether they would be used efficiently.
The narrow space is used efficiently, with alien-looking coffee contraptions and steel high stools.
Light commercial vehicles require an even greater level of insight to understand how they can be used efficiently.
On the other, they must ensure that service providers are financially viable and that water resources are used efficiently.
