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压差阻力系数
1、coefficient analysis───系数分析
2、coefficient───adj.合作的；共同作用的；n.[数]系数；率；协同因素
3、addendum coefficient───[机]齿顶高系数
4、pressure───vt.迫使；密封；使……增压；n.压力；压迫，[物]压强
5、drag───v.拖拉，拖曳；硬拉硬拽；强迫；勉强；拖着（受伤的脚或腿）行走；缓慢而吃力地行进；拖累；拖沓；（用网或钩）在水中搜寻；（用鼠标）拖动；（某物）拖地；疲惫地去某处；抓；（船）拖动（锚）；（船）走锚；n.拖；拖累；阻碍；讨厌的事；吸入一口烟；（喜剧演员）男扮女装；（作用于行进中的飞行器或车辆的）空气阻力；（横穿城镇的）主干道；n.(Drag)（匈）德劳格（人名）
6、diffusibility coefficient───扩散系数
7、viscous drag───粘滞曳力；[流]粘性阻力
8、coefficient meaning───系数含义
9、convective coefficient───对流系数
1、Basing on the conception of local drag coefficient in the pipeline field, the pressure drop coefficient of fluid in each inclined flue under different condition of pressed brick was calculated.───借鉴管路计算中局部阻力系数的概念，进一步计算了斜道区不同压砖情况下的压力损失系数。
2、Test results show that the drag coefficient and the law of hydrostatic pressure are independent of the entrance tube type.───证明了引入管布置型式对减温器阻力系数和静压分布规律并无影响。
3、Research on drag reduction mechanism of supercavitation shows that supercavitation can reduce not only the friction drag coefficient but also the pressure drag coefficient.───泡减阻机理的研究表明：超空泡不仅可以减小回转体的摩擦阻力，还可以减小回转体的压差阻力。