The design in Figure 2 overcomes the problems of excessive power consumption, uncertain switching, and LED aging.

图2的设计克服了能耗过大、不确定开关和LED老化的问题。

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The slow growth of capex elements has led to an aging capital stock, which may negatively affect productivity.

缓慢增长的资本支出导致资本周期被拉长，这也可能会对生产力产生不良影响。

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American, which replaced its top operations executive last month, says its aging fleet has led to increased cancellations because of more mechanical breakdowns.

WSJ: The Leader in Lost Bags, Canceled Flights

Studies of free radicals, a major suspect in aging, led to a promising stroke drug now in final-stage trials at AstraZeneca.

FORBES: Researchers are unlocking the mysteries of aging.

The findings suggest that overall population aging and rising obesity led to a decline in the quality of livers being harvested, and ultimately to an increase in the percentage of unused organs, the researchers write.

MSN: Study finds increase in unused transplant livers