Sentence examples for strata to be from inspiring English sources

The facts of being black derive from the joint social relations of race and class: racism disproportionately concentrates blacks into the lower strata of the working class and further causes blacks in all class strata to be racially oppressed.

Experimental results show that bionic bits have higher penetration rate and longer life only when matrix material, matrix hardness and non-smooth ratio of the bits adapt to the strata to be drilled.

This may be because he considered the strata to be part of the Old Red Sandstone, and thus Paleozoic in age.

We found the height of strata to be multiples of Δ hv = 16 ± 1 nm.

We found that children in the severe strata, who had more than five purulent or crusted sores, were not more likely than children in the mild strata, to be infected with S. pyogenes and/or S. aureus.

One rule states that the benefit of stratified randomisation requires the number of strata to be less than N/ B where N is the total sample size and B is the block size (Hallstrom and Davis, 1988).

(5) To maintain appropriate conditions for obtaining hydrogen-rich syngas, the temperatures of the strata need to be monitored continuously in the various gasification phases.

As mentioned at the beginning of this paper, stratification is most frequently discussed explicitly in terms of abstraction, with the higher strata considered to be more abstract than those positioned below them.

The strata that need to be controlled are the strata that cannot be supported by caved rocks before they cave.

Once the strata or groups to be considered are established, the next step is to decide the sample size in each stratum, i.e. the method of allocation.

However, no detail is given on how information was exploited to define the strata, which seems to be the result of expert interpretation.