Exhalation takes twice as long as inhalation. The absolute time you spend on each phase is not important; the ratio of 4-7-8 is important.
呼气的时间要是吸气的两倍。每次吸呼过程的时间并不重要，重点是要保持4-7-8的比例系数。
The effect of temperature, time and phase volume ratio on the extraction yield of cytochrome C is discussed.
研究了提取时间、温度、相体积比以及助提取剂用量对提取率的影响。
Exhalation % takes twice as long as inhalation. The absolute time you spend on each phase is not important; the ratio of 4-7-8 is important.
呼气的时间要是吸气的两倍。每次吸呼过程的时间并不重要，重点是要保持4-7-8的比例系数。
The influences of time, current intensity, initial solute concentration on two-phase concentration ratio, recovery ratio, total mass flux, and electric current efficiency was discussed.
较系统地研究了时间、电流密度、料液初始浓度等因素对葡聚糖-聚乙二醇-水体系中的苯丙氨酸上下相浓度比、萃取率、总传质量以及电流效率的影响。
Based on the above, the impact of amplitude coefficient ratio on amplitude-phase Double Differential Space-Time Codes is discussed, and an optimal selection scheme in amplitude coefficient is given.
在此基础上，讨论了幅度系数比对幅度相位双差分空时码的影响，并给出了一种最佳的幅度系数选择方案。
Although multi-phase signal used widely at intersections could separate conflict traffic in terms of time, but it led to long cycle time and low utilization ratio of approaches.
目前普遍采用的多相位信号虽然能够将相互冲突的车流在时间上分开，减少交通干扰，但同时带来了周期时长过长、进口车道利用率低等弊端。
Although multi-phase signal used widely at intersections could separate conflict traffic in terms of time, but it led to long cycle time and low utilization ratio of approaches.
目前普遍采用的多相位信号虽然能够将相互冲突的车流在时间上分开，减少交通干扰，但同时带来了周期时长过长、进口车道利用率低等弊端。
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