The fractography of the fatigue crack initiation displayed cleavage facet and more second cracks after pre-training.

裂纹形成的断裂为穿晶解理机制，预应变可导致更多的二次裂纹。

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When a ConvNet with unsupervised pre-training is shown the images from this database it can learn to recognise the categories more than 70% of the time.

在无指导的情况下，将上述数据库的图像显示在还未受训的回旋网眼前，它能学习识别70%以上的分类。

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Not only that but their reading speed and comprehension of the short story was unaffected compared with their pre-training tests. Quite an impressive feat of attention.

不仅如此，而且他们对短片故事的阅读速度和理解能力和训练之前测试结果相比没有受到影响。真实注意力方面一次了不起的壮举。

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Many start with various pre-pre-school training schemes that will, with luck, lead to the ultimate goal: a post-graduate degree from a prestigious foreign or domestic university.

CNN: LITTLE EMPERORS

Should, as expected, the deal be concluded by 30 June, Ronaldo would report for training on 10 July ahead of a pre-season training camp in Dublin, Ireland, which will include a friendly.

BBC: Ronaldo confident of Real switch

The Youth Zone will support an additional 250 NEETS (not in education, employment, or training), and the shop will also offer pre-employment training, literacy and numeracy support.

BBC: Coventry job shop reopens in larger premises