Sentence examples for pressure strata from inspiring English sources

The mortality trend was similar by baseline pressure strata providing some reassurance against residual confounding.

This part of the strata can be called "deformation pressure strata" (Yan 2009).

In terms of pressure on the support, this part of the strata can be called "no deformation pressure strata".

13 Randomisation was by computer generated, group assignment stratified according to nominated blood pressure target (three strata) and block randomisation (units of 12) per general practitioner.

In this study, we use the upper-bound method to develop a collapse failure mechanism of the roof surrounding rock of semicircle arched roadway, with a consideration of the water pressure in the stratum and the support from anchor cables.

A new kind of lining structure between the single lining and double-layer lining is proposed to deal with the riverbed scouring problem posed by river-crossing highway shield tunnels in the Yangzi River region, which has high water pressure and permeable stratum [46].

Thus rock strata C1 C5−1 is rock strata without deformation pressure.

sumlimits_{i = 1}^{{5^{ - 1} }} {left( {Delta_{j} } right)}_{i} = Delta_{text{d}} Thus rock strata C1 C5−1 is rock strata without deformation pressure.

h is the thickness of water-yielding stratum, m. (P_{e}) is the pressure of water-yielding stratum, Pa.

The change in pore pressure in the surrounding strata during mining has a direct link with the type of strata fractures, making it possible to estimate the extent of various fracture zones by measuring water pressure changes.

(2) Several essential techniques were put forward to improve the maintenance effects for retained entryways and to stabilize the boreholes which provide pressure relief in the strata.