1·The "supersaturation ratio" is the ratio of the excess vapor density to the saturation value.
“过饱和比”是超过饱和值的蒸汽密度与饱和值的比。
2·The 'supersaturation ratio "is the ratio of the excess vapor density to the saturation value."
“过饱和比”是超过饱和值的蒸汽密度与饱和值的比。
3·Relative humidity, a percentage, is the ratio between the water vapor present and the air's saturation point, a figure that changes with the temperature.
相对湿度，是空气中绝对湿度与饱和湿度的比值，它随着温度变化。
4·The influence of temperature, gas-liquid ratio, gas-liquid rate, residual oil saturation and permeability on steam foam sealing ability is studied on the basis of microscopic percolation study.
在蒸汽泡沫微观渗流研究的基础上，研究了温度、气液比、气液速率、残余油饱和度以及渗透率对蒸汽泡沫封堵能力的影响。
5·When formation pressure decreases to around 0.85 times of saturation pressure, water should be injected with the injection-production ratio of some 1.0 to replenish energy.
并合理补充地层能量，地层压力降至0.85倍饱和压力附近时开始注水，注采比保持在1.0左右。
6·The effect of quantification noise, saturation noise and bit error noise of synthetic aperture radar(SAR)raw data on the signal to noise ratio of distributed targets is analyzed.
定量分析了星载合成孔径雷达（SAR）原始回波信号的量化噪声、饱和噪声以及误码噪声对面目标信噪比的影响；
7·The differential protection for power transformers features less ratio of proper actuation and slow response, because it severely suffers from false differential current caused by core saturation.
变压器的差动保护因受到铁芯饱和引起的虚假差流的影响，其正确动作率较低，动作速度也较慢。
8·The analysis result shows that velocity and density can sensitively reflect the change of porosity, and the velocity ratio can sensitively reflect the change of saturation.
结果表明，波速度、介质密度对孔隙度的变化较为敏感，速度比值对饱和度的变化较为敏感。
9·This optimization object function was applied to the blood oxygen saturation measurement system and a higher signal-noise ratio was achieved.
将此目标函数应用到血氧饱和度无创测量系统中，提高了系统的信噪比。
10·Under the condition of low perfusion, the measurement of non-invasive saturation of pulse-blood oxygen is low-accuracy, lower signal-to-noise ratio (SNR) is one of the crucial causations.
在弱灌注条件下，无创脉搏血氧饱和度的测量存在着准确度不高的问题。传感器采集信号的信噪比低是导致该问题的主要原因之一。