friction head

英 [ˈfrɪkʃn hed]

美 [ˈfrɪkʃn hed]

摩阻损耗压头；摩擦（损失）水头

机械

双语例句

• The calculation result that is compared with test data and empirical formula result, shows that it is convenient and effective to adopt ANN model to analyze the influential factors of friction factor of head loss.
  模型计算结果与试验数据以及经验公式的计算成果比较表明，利用ANN模型进行沿程水头损失系数影响因素评估有效和方便。
• The friction loss is one of the main factors for the energy consumption, and it includes frictional head loss and local head loss.
  其中，摩阻损失是管道输送过程中压力能消耗的主要因素之一。
• An analysis method for stability reliability of friction pile based on the subsidence of pile head is proposed.
  据此提出了按桩顶沉降准则分析摩擦桩承载稳定性的可靠度方法。
• Installation of console model multi-rope friction hoist's head sheave
  落地式多绳摩擦提升机天轮安装
• It puts forward reasonable adjustment to each parameter, improvement to process method, strengthening friction lubrication and rational operation to reach the purpose of increasing usage life of expanding head of expander through analysis to pipe expanding process.
  通过对钢管扩径工艺分析，提出合理调整各种参数，改进工艺方法，强化摩擦面润滑，合理进行操作，可达到提高扩径机扩径头使用寿命的目的。
• The striking of a match shows how the mechanical friction of rubbing the match head is changed into heat energy which in turn starts a chemical reaction which gives off flame and more heat.
  当火柴划燃时，火柴头摩擦产生的机械摩擦转变为热能进而产生化学反应而发出火焰和更多的热量。
• Experiments are made on locomotion force, velocity, locomotion ability on surfaces with different friction coefficients, and pose of the head cabin.
  对机器人的牵引力、运动速度、在不同摩擦系数介质表面上的运动能力、头舱姿态进行了试验。
• As far as the negative pressure friction distribution is concerned, negative pressure values of water hammer for both trunk and branch have achieved limit negative pressure value. ( 7) The further the distance transient source is, the smaller the water hammer pressure head is.
  对于负压沿程分布而言，干管和支管的水锤负压值都达到了极限负压值。（7）距离瞬变源越远，水锤压力值就越小。
• In general, the friction head is not concerned in the local resistance computation.
  通常在计算局部阻力时没有考虑沿程阻力。
• The result shows that: dual axle shoulder friction stir welding head tensile strength can achieve the mother material of 78%, but less than single shaft shoulder joint, can achieve single shaft shoulder joint strength of 86.2%.
  结果表明：双轴肩搅拌摩擦焊接头的抗拉强度可以达到母材的78%，但低于单轴肩接头，能达到单轴肩接头强度的86.2%。