According to different optics-dispersion character, threshold segmentation method is proposed to identify gas from the gas-water flow, which make steadfast base for further calculate void fraction.
根据气泡和水对光的反射特性不同，提出采用阈值法识别图像中的气泡和水，从而为进一步计算掺气浓度打下坚实的基础。
The variable primary flow system is compared with the traditional water system of air conditioning, and function and character of modular chillers are introduced.
对变主流系统与传统的空调水系统进行比较，介绍了模块化冷水机组的性能特点。
The changing thickness of the adsorbed water layers can be used to interpret the non-Darcy percolating character in case of low flow velocity of the low permeability oil reservoir.
变化的吸附水层厚度可以解释低渗透油藏中低流速下的非达西渗流特征。
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