Research of recent years pay more attention to the durability of concrete but neglected the cost factor.
近几年的配合比研究大多侧重于混凝土的耐久性,忽略了成本因素。
Through research of recent years, it is found that there lies lower earth stress in special tectonic part in west China.
通过近几年的研究发现,我国西部特殊构造部位有低地应力存在。
However, in recent years a growing body of research has revealed that the "obvious" is not true.
然而近年来,越来越多的研究表明,这种“显而易见”并非事实。
In recent years, a virtual library of medical research has concluded that, other factors being equal, complex surgery turns out better when it's done at hospitals where the procedure is done a lot.
VOA: standard.2010.07.14
One that was developed a number of years ago but has been perfected and refined in recent years with very, very good research.
该概念很多年前就已经提出了,但在近年通过高水平的研究才被改进完善
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