You can use it mainly to analyze the following two kinds of problems: throughput lower than target or gradual throughput degradation.
您可以使用它来分析下面的两类问题:吞吐量低于目标情况,或者吞吐量逐渐降低。
2
The decline was mainly due to lower food and energy costs, which have fallen compared with a year ago.
这主要是由于食品及能源价格与去年同期相比有所下降。
3
Consumer prices fell a worse-than-expected 1.5% in April, mainly on lower food prices, and producer prices slid 6.6%, compared with the consensus forecast of 6.3%.