Sentence examples for four well defined from inspiring English sources

This operation has four well defined steps: the resection of the diseased aortic valve; the harvesting of the autograft; the implantation of the autograft in the aortic position, and the reconstruction of the right ventricular outflow tract with a pulmonary homograft.

It is a sandwich-like multilayer structure divided into four well defined zones: reserve, proliferative, transformation and degeneration (Fig. 1).

By cutting the clustering dendrogram at height 60, we obtained four well defined clusters.

The HU regulon is composed of four well defined biological classes of genes involved in stress response and adaptation to environmental shifts.

To investigate GnRH receptor function in breast cells, an immortalized human breast epithelial cell line (SVCT) and four well defined human breast cancer cell lines (MCF-7, MDA-MB-231, ZR-75-1 and T47D) were examined.

The complexes [except Cu enH2dbg 2+] show two well defined waves whose heights are pH dependent.

The reflectivity spectrum of the whole structure shows the presence of three well defined cavity dips.

Examination of pressures between product and mandrel revealed that contact is limited to three well defined areas.

An extensive discharge survey of 67 hillside springs has revealed two well defined springlines that form at stratigraphical interfaces.

Oxidation of formaldehyde was well evidenced by appearance of two well defined anodic peaks in the forward and backward scans during CV experiments.

An increase of GC with bonding temperature was observed with two well defined transitions corresponding to the melting temperature of PPg and PA.