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frictional loss of head 水头摩擦损失
The frictional loss of modified UHMWPE was studied through adding fillers,such as microfine glass bead,MoS2, talc,glass fibre,carbon fibre and PTFE. 通过填料，如超细玻璃微珠、二硫化钼、滑石粉、玻璃纤维、碳纤维、聚四氟乙烯，对改性后的超高分子量聚乙烯的摩擦磨损进行研究。
ANN Algorithm for Friction Loss Factor of Head 沿程阻力系数的神经网络计算方法
Experimental study is made for the frictional loss of three kinds of slurries, such as copper lead zin iron tailings, coal ash and so on. 对铜铅锌铁尾矿、粉煤灰和氧化铝工业赤泥三种浆体的摩阻损失进行了试验研究。
Based on experimental results and previous works, frictional loss of slurry in pipe has been simulated and predicated by artificial neural network. 在试验研究结果和前人工作基础上，利用人工神经网络法对管道内浆体摩阻损失进行拟合和预测。
The frictional loss of modified UHMWPE was studied through adding fillers,such as microfine glass bead,MoS 2,talc,glass fibre,carbon fibre and PTFE. 通过填料，如超细玻璃微珠、二硫化钼、滑石粉、玻璃纤维、碳纤维、聚四氟乙烯，对改性后的超高分子量聚乙烯的摩擦磨损进行研究。
However, for most men, PROPECIA can slow the loss of hair at the vertex (top of head) and anterior mid-scalp area. 然而，对大多数人来说，PROPECIA能够延缓头顶和前面中间部位的脱发。
It is significative in mining Engineering to investigate the friction loss of coarse particle slurry in horizontal pipeline, but the research on this respect is not perfect. 水平管道粗颗粒浆体阻力损失的研究在矿业工程方面很有实际意义,而目前这方面的计算模型大多还不完善。
A variable displacement friction-reducing technique for the vane type automobile air-conditioning compressor was presented to reduce the friction loss of vane-type compressor. 针对目前滑片式汽车空调压缩机存在较大摩擦与磨损的缺陷。
Loss of head is minimized by the balanced disc and its "aerofoil" design. Streamlined body without pockets contributes to straight-through flow. 通过平衡阀瓣及其“翼型”结构，将水头损失(或位差损失)降到最小程度。流线型阀体，不再需要凹穴来帮助流体直线流通。
A method for evaluationgthe friction loss of oil flowing through a pipeline was presented with the aid of a rotary viscometer to imitate the pipeline oil rheology. 针对热油管道工况特点，提出通过用旋转粘度计模拟测定管输原油流变性来计算摩阻的方法。
I commiserate with you on the loss of your mother. 你母亲逝世，我特向你慰问。
The loss of all his money embitter the old man. 失去全部的钱，使这位老人甚为痛苦。
The loss of the ball game stir up much feeling. 球赛输了引起了极大的愤慨。
The concept and calculations are proposed for the critical effective shear rate of pipe flow that the friction loss of non-Newtonian crude oil is decreased as the transporting temperature is declined. 相对牛顿流体,当流量增大时,非牛顿原油的摩阻损失增加幅度减小,并且原油流变指数越小,这种趋势越大;
His death is a lamentable loss of our work. 他的死对我们的工作来说是令人悲痛的损失。
Loss of pressure had not registered on the dials. 刻度盘未记录压力下降。
We have run out of head notepaper. 我们已用完了有抬头的信纸。
The loss of the money has been a weight on my mind. 丢钱的事总是压在我心里。
Tojingbu Xue Points of Head and Neck, EX-HN. 头颈部穴。