'efficiently enough' is correct and usable in written English.
You can use it when you are trying to express that something has been done to a satisfactory level but with room for improvement. For example: "He completed the project efficiently enough, however there were still some mistakes."
And they delivered them efficiently enough.
"If products aren't selling or employees aren't working efficiently enough, then these issues are identified," Meehan adds.
If the companies run the schools efficiently enough, they can reap a profit by keeping a portion of the funds.
This is the point where your body stops burning oxygen efficiently enough to keep up with the demand for energy.
State officials had hoped the plant would operate efficiently enough to hold down or reduce electric bills across the state.
Officials now say those approvals were being handled efficiently enough that the number of partnered operations was returning to normal.
Called the TurboGenerator, it's a 75-kilowatt generator that can efficiently produce enough power to light a third-world village of a hundred homes.
The MMDA algorithm uses the fixed ratio of CP and DTP in the mesh DTIM interval, which enables MP to efficiently reserve enough MDAOPs in CP to transmit data.
One way of reducing this massive processing effort is to predict incoming sensory information based on previous experience, so that expected information is processed efficiently and enough resources can be allocated to novel information.
These results suggested that MMCT mediated by retargeted MV fusogen could introduce HACs into human normal cells in excellent condition without recognizable aberrations and that all of the transgenes harbored in the HAC were efficiently transcribed enough to fulfill their functions.
Patients with the other kind of diabetes, Type 2, do not use insulin efficiently or make enough of it.
