This resulted in replacement of freon with other substances and change in many industrial processes and hence huge expenses.
这就促使其他物质代替费里昂,和在许多工业加工过程的变化和增加巨额支出。
This paper describes radiation protection methods, radiationmonitoring and assessments in replacement of the HWRR reactor vessel.
本文叙述了在更换研究性重水反应堆内壳中的辐射防护方法、辐射监测与评价。
Taking a defect example that manhole is close to vertical welding this article introduces how to treat the defect in replacement of partial bottom wall.
以罐壁开孔距纵向焊缝过近缺陷的处理为例,介绍底圈局部壁板的更换方法。
In many parts of the United States, cupcakes have become a popular replacement for cakes.
VOA: special.2009.09.11
President Obama saidhis replacement of his top commander in Afghanistan, General Stanley McChrystal, with General David Petraeus will not slow U.S.efforts to win the Afghan war.
VOA: standard.2010.06.24
"When we do a knee replacement, we remove one or sometimes both of the cruciate ligaments - which are the ligaments in the center of the knee.
VOA: standard.2010.08.11
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