Experiments in pneumatic conveying show that there exists a maximum particle concentration.
气力输送实验表明，这里存着一个最大的颗粒浓度。
Results from the experiment show that there exists a maximum coefficient of performance and it depends on the evaporation temperature and outlet temperature of the gas cooler.
实验结果表明，系统运行时的最大制冷(热)系数取决于系统的蒸发温度和气体冷却器出口温度。
It is also found that there exists a maximum isolation period, at which, the limit ratio is zero or the horizontal displacement of the rubber bearing exceeds the allowable value.
研究还发现，存在一个最大的隔震结构周期使高宽比限值等于零或隔震层位移超过容许值。
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