Sometime between 2020 and 2050 the world's fertility rate will fall below the global replacement rate.
世界人口生育率将在2020至2050年期间降至世界生育替代率水平以下。
By about 2020, the global fertility rate will dip below the global replacement rate for the first time.
到2020年左右，全球生育率将第一次低于全球生育等值替换水平。
The MAC Directive (EC Directive 2006/40/EC) refers to the phasing out of HFC 134a in new vehicles from 2011 and a replacement gas with a maximum global warming potential (GWP) 150 will be introduced.
MAC指导说明（EC 指导说明2006/40/EC）是指自2011年起出产的新车中HFC134a要禁止使用，另一种气态制冷剂将其取而代之，它的最高全球变暖潜能（英文简称GWP）是150。
Reserve Replacement Ratio (RRR) has become one of the vital marks to scale the potential development of global petroleum companies now.
当前，储量替代率已经成为衡量跨国石油公司发展潜力的重要标志之一。
Reserve Replacement Ratio (RRR) has become one of the vital marks to scale the potential development of global petroleum companies now.
当前，储量替代率已经成为衡量跨国石油公司发展潜力的重要标志之一。
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