1) form resistance
形阻力
2) Deformational resistance
变形阻力
1.
The experimental study of deformational resistance for 30MnSiV;
30MnSiV钢变形阻力的实验研究
3) Form drag
形式阻力
1.
A numerical model of flow field in urban canopy layer based on k-ε closure method is developed,in which a porous medium is used to present the buildings in the urban area and the form drag is used to represent the drag to the flow by the buildings.
发展了基于k-ε湍流闭合方法的城市冠层流场模式 ,建筑群采用多孔介质来表示 ,对气流的阻力以形式阻力来描述 ,采用该模式模拟北京市一个小区的流场 ,并将模拟结果与北京 32 5m气象塔观测资料进行比较 ,结果表明 :在大风情况下 ,计算风廓线与观测拟合风廓线比较吻合。
4) deformation drag
形变阻力
5) deformation resistance
变形阻力
1.
This kind of rectangular pass is with significant characteristics,not only large hatch,shallow depth,small difference of velocity,but also less wear,small deformation resistance,light spin degree and with good appearance.
这样设计的方矩形管孔型优点突出,不仅孔型开口大、深度浅、线速度差小,而且孔型磨损小、变形阻力小、打滑程度轻、方矩形管表面质量好。
2.
The relationship of deformation resistance,degree and rate was studied by means of Gleeble-2000 thermal simulator.
借助Gleeble-2000型热模拟试验机,研究了微合金高强度钢在热变形过程中变形阻力与变形温度、变形程度和应变速率之间的关系,并分析了加热温度对晶粒度的影响。
6) profile drag
形状阻力
1.
By shaping the wing with winglet,decrease the sum of induced drag and profile drag,increase span efficiency and lift-drag ratio.
采用Lagrange乘数优化方法,约束升力系数和机翼翼根弯矩,通过修改机翼+翼梢小翼组合体的结构外形,减小机翼的诱导阻力和形状阻力,提高机翼的展向效率和升阻比的大小。
补充资料：肺循环阻力(或全肺阻力)
肺循环阻力(或全肺阻力)
pulmonary circulation resistance
血液在肺部血管内流动时和血管壁之间的摩擦力和血液内部的摩擦阻力。肺动脉管壁较薄，分支短而管径大，故肺动脉的可扩性较大，对血流的阻力很小，仅0.12PRU(外周阻力单位)。肺循环动脉部分总的阻力和静脉部分总的阻力相等，故血液流动时在动脉部分的压力降落和静脉部分的压力降落相等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条