学生人数占到了非欧洲移民总数的一半以上。有人一方面担心他们上的那些狡猾的高校，一方面担心他们依然可以天衣无缝地找到工作并最终定居下来。
They account for well over half of the non-European total, and there are worries about both the dodgy colleges some attend and their seamless segue into the workforce and eventual settlement.
提出了小型无缝钢管生产机组选用半浮动芯棒连轧工艺的优势。
Advantages of employment of semi-floating mandrel mill to produce small and medium tubes are elaborated.
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