Though he generally praises the report, he says that shifting spending from teenagers to babies reflects an unhealthy zero-sum mentality.
虽然整体上称赞这个报告，但是他称，把资金投入从青少年转向婴儿反映了一个不健康的零和心态。
The zero phase shifting filter technology was introduced to the field of analytical chemical signal process.
无相移滤波技术引入了分析化学信号处理领域。
The zero phase shifting filter technology was introduced to the field of analytical chemical signal process.
无相移滤波技术引入了分析化学信号处理领域。
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