Based upon this, we show that the frequency spectrum is critically dependent on the angle between the main ellipsoid axis and the rotated coordinates of a piezoelectric plate and to the ratio of the main radii of an ellipsoid.
(1) Main influence radius r r = frac{{H_{s} }}{tan varphi } + frac{{H_{j} }}{tan beta }, (1 where H s is the thickness of the unconsolidated soil layer; φ is the displacement angle of the soil layer; H is the bedrock thickness; and tan β is the tangent of the main influence angle.
Main influence radius r. (2) Prediction parameters Based on the results of Sects. 2 and 3, it is apparent that the ratio of soil layer to bedrock, i.e., H s/H j, is a key factor affecting the ground movement rules.
For several thickness ratios and cross bore to main bore radius ratios, the variation of SCF with chamfer angle for various chamfer length (clr) ratios was investigated.
Where thickness ratio was between 1.25 and 2, a cross bore to main bore radius ratio of 0.075 was found to be a geometrical constant with a corresponding SCF of 2.65.
At this point the density and temperature will become so high that the fusion of helium into carbon will begin, leading to a helium flash; the Sun will shrink from around 250 to 11 times its present (main sequence) radius.
Even considering wide variation of the contact angle, the calculated values of r = 0.35 and 0.60 μm are significantly smaller than the main pore radii of the rock, which is consistent with the findings of Dullien et al. (1977).
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The average throat radius, main flow throat radius and throat quantity have almost no correlation with porosity, but show a good correlation with permeability.
The main flow throat radius of all samples distributes within 0.41 3.71 μm, and will become larger with the increasing permeability.
