The phrase "during a long term" is correct and can be used in written English.
It is typically used to refer to a specific period of time or duration that is longer than usual. Example sentence: During a long term of five years, she climbed the corporate ladder and became a top executive at the company.
The performance of the prediction is evaluated on the output voltage of two fuel cells during a long term operation (1000 h).
However, as this study only intends to evaluate the seat cushion's hardening effects during a long term driving, we only evaluated the static comfort in a time domain.
The testing results indicate that the post-deposition treatments can markedly improve corrosion resistance of the coating with no obvious degradation being observed for the treated samples during a long term exposure to the saline solution.
One of the challenges of food system development during a long term space mission is the need for reheating of food, processing and stabilization of waste products, including food and biological waste.
Observing the crosstalk canceller taps allocation over the tones during a long term simulation, it is seen that this allocation exhibits some type of frequency selectivity.
In the present study we provided a functional and phenotypical characterization of TB10.4 epitope specific CD4 and CD8 T cells during a long term chronic infection.
Lipase stability was very good with no activity reduction observed during a long-term experiment.
Here, we investigated BC decomposition and changes of BC characteristics during a long-term incubation experiment.
The assemblies prepared from the host and guest polymer pair were stable during a long-term storage.
Therefore, HSCs were shown to maintain a quiescent state on PVGlcNAc-coated dishes during a long-term culture.
The excellent comprehensive performance of SBS modified bitumen (SMB), during a long-term thermo- and photo-oxidative exposure, will fail to satisfy the pavement requirement.
