hatching

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hatching

In embryology, the separation of the blastocyst from the zona pellucida.
References in periodicals archive ?
The surface morphology exhibits asymmetrical cross-hatch pattern with MD line density along [1-10] direction greater than [110] direction due to the different formation times as explained above.
Mitchell swings around the trees wearing grey zip jacket (6yr-16yrs, pounds 95-pounds 99) and T-shirt (6yrs-16yrs, pounds 20-pounds 24) by DKNY and cross-hatch trousers (12mnth-6yrs, pounds 60-pounds 66) by Armani.
The most common cross-hatch pattern is a series of perpendicular traces forming a "screen" image.
Auto Business News-November 22, 2016--Chevrolet launches a cross-hatch version of Beat at LA Motor Show
The latest collection features black oxidized sterling silver, as well as 14 karat yellow gold, finished with an exclusive cross-hatch engraving and delicate rose-cut diamond accents.
Fabricators can etch a cross-hatch pattern (FIGURE 1) into the outer layers to improve flexibility, but unless you are removing 80%-plus of the copper, I have found that the added flexibility is minimal.
The new artefacts, discovered by Hizri Amirkhanov and Sergey Lev of the Russian Academy of Sciences, include a mammoth rib inscribed with what appear to be three mammoths, a small bone engraved with a cross-hatch pattern, and two human figurines presumed to be female.
Paint adhesion was measured by the ASTM cross-hatch adhesion test.
* An aggressive above-bumper grille with a cross-hatch texture, and the Saturn badge located in a T-shaped chrome "bridge" across the grille's upper edge.
Tests have shown that some bearing surfaces with cross-hatch finish specifications help engines maintain maximum hydrodynamic oil film on journals, but oil seal surfaces generally do not require cross-hatch finishing.
The first stencil design used a standard nine-window pane cross-hatch on each QFN location (FIGURE 4).