| 词汇 | example_english_perforation |
| 释义 | Examples of perforationThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Perforation or damage to adjunct structures is also unlikely, and did not occur during our existing experience. Off the perforation centreline, however, the boundary layer profiles are highly distorted. The perforations consisted of eight 1 in. holes randomly arranged. The samples obtained were studied histologically and the lungs examined with 1 cm serial sections for evidence of serious hemorrhage, contusion or pleural perforation. The exploration and empirical quantification of light levels for at least three threshold conditions was performed by adjusting the perforation. Numerous small perforations occurred posteriorly but fewer anteriorly. We then examine the absorptive properties of this arrangement when the perforations are circular apertures. Three 1-cm2 perforations were made on each side of the litterbags to allow macro-fauna to enter. There is a need for a theory to determine the optimal combination of the perforation geometry and the bias flow. However, 30% of stents occlude or migrate, and they can also cause bleeding or perforation. Comparisons are now made between the predictions and measurements for isolated holes and single rows of super-scale perforations. There were no deaths, pulmonary artery perforations or acute aneurysm formations. As it progresses downstream of the perforation the vortex diffuses and its core migrates away from the surface. When excising this region, it is important to remember that extensive resection can lead to perforation of the heart wall. Three suction perforations were located on the upper surface 450 mm from the leading edge. Problems have included incomplete closure, malpositioning of the device, embolisation, damage to the mitral valve, fracture of device arms and atrial perforation. Vessel elements are oval to circular in cross-section, moderately small (35-110 m diameter), and possess simple perforation plates with only 5 bars. The procedure was well tolerated without perforation or stent embolization. Perforation of the uterus is improbable, although it could happen. These objects have no perforations, so they must have been encrusted, tied, or sown to some sort of support. There remains the concern that, having perforated the valve, the subsequent passage of the pre-dilatation balloon through the perforation will be difficult. Lid perforations were covered with 600-mm wire mesh screens to prevent insect escape. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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