Sentence examples for quantities difficult from inspiring English sources

These mass transfer interactions manifest themselves as additional "compositional" viscoelastic resistance to dilational d and thereby make the analysis and interpretation of measured quantities difficult.

Moreover, the method provides direct access to quantities difficult to obtain by other methods such as the envelope and the angular velocity variation of the unstable mode.

Limitations include the single dietary assessment and differences in FFQs between studies, making comparison of intake quantity difficult.

But computations of Lyapunov quantities become difficult when the critical points are degenerate because the method of the Poincaré formal series cannot be used in order to compute Lyapunov constants in a neighborhood of the critical point.

For all reactions different low- and high-molecular weight products were detected but due to the small quantities and difficult analyses (at least for the high-molecular weight products) only a selection of products were structurally characterized.

Yet, this quantity is difficult to measure accurately, and depends on the details of both surface and interior structure.

But this quantity is difficult to measure due to its very small value where the solar equator-to-pole radius difference is less than 10 milli-arcsecond (mas).

First, the synthesis of long CNTs with uniform length in a large quantity is difficult.

A study of the autocorrelation distance, a quantity often difficult to obtain accurately in practice, has shown that the vertical autocorrelation distance has a much greater influence on the variability of holding capacity than the horizontal and should be carefully chosen in offshore applications.

Due to the fragile nature of peroxisomes, the isolation of intact peroxisomes in high purity and sufficient quantity is difficult.

To overcome the difficulty of a lack of accurate data on the convective heat transfer coefficient at high temperatures, a "semi-inverse method" was developed, which explores a new method for estimating a physical quantity that is difficult to measure using physical quantities, which are relatively easy to measure.