The phrase "attain levels" is correct and usable in written English.
It can be used when discussing achieving certain standards, goals, or degrees of proficiency in various contexts, such as education, performance, or personal development.
Example: "To succeed in this competitive field, you must work hard to attain levels of expertise that set you apart from others."
Alternatives: "reach standards" or "achieve degrees".
There is some evidence that children who are able to read autonomously and choose their reading material, attain levels that are expected of them or even higher.
Oxidation of particulates is dominated by reactions with hydroxyl radicals which attain levels approximately 10 times higher than calculated equilibrium levels.
Firstly, the deviations of the calculated fan performance curves from the experimental results can attain levels less than 3%and1.5%5% by using the DFR method with static-grid and moving-grid schemes, respectively.
Air quality forecasting attempts to predict when the concentrations of pollutants will attain levels that are hazardous to public health.
Our research shows that the fastest reformers of the 20th century took some 20 years to attain levels of institutional solidity comparable to present day Ghana or Vietnam.
Ultimately, our global interdependence is not just a contingent outcome of new forms of transportation and communication, but also an opportunity to attain levels of mutual understanding, recognition, and insight.
The system doesn't even allow you to start using PHP until you attain level 5. Obviously 42 is not for everyone, which they make very clear.
The adjusted analysis remained in the same direction but has failed to attain level of statistical significance (Table 3).
Afterwards, explanatory factors for the attained levels of the physical-technical competency are shown.
On the contrary, the findings on the attained levels of prior knowledge are rather scarce.
Subsequent to existing studies, we assume that the type of higher education entrance qualification becomes relevant for the attained levels of the prior competencies.
