Sentence examples for is difficult to be studied from inspiring English sources

Numerical simulation provides a supplementary method to study the details in the micro-scale flow, which is difficult to be studied by experiments.

The nonenzymatic hydrolysis of β γ-modified dGTPs in aqueous solution is difficult to be studied experimentally due to very long reaction times and the necessity to distinguish between mechanisms that involve nucleophilic attack on α- and β γ-modified

Hence, these loci are not immediately informative and are difficult to be studied experimentally.

More importantly, the performance is enhanced without reducing the network lifetime, which is difficult to be achieved in the previous studies.  .

Although past studies have shown good criterion validity [ 2, 5, 18], the concept of coercion was inherently difficult to be studied because it is unethical to operationalize or manipulate coercion as an independent variable in clinical settings [ 7].

Therefore, the criteria for health literacy levels might be difficult to be generalized to other studies.

Those effects for prolonged cerebral hypoperfusion were difficult to be excluded in this study.

All of four possibilities are difficult to be addressed in human studies.

Therefore, the landfills investigated in this study are difficult to be classified as semi-aerobic landfills.

In addition, outcome measures were difficult to be compared due to nonuniformity of study parameters and data.

Although this aspect is difficult to evaluate and should be studied more extensively in future studies [ 51].