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1·Frontal and head loss of hair, People seem very old, not the spirit.

发额角、头顶脱发，显得人苍老，很没有精神。

2·When the flow ratio of diffluent and conflux increases, the head loss I...

分流情况下的水头损失比汇流情况下的水头损失要大。

3·The medium has an excellent purification efficiency and a very low head loss.

该介质显示优异的净化效率和极低的压降。

4·The full round port area provides maximum flow capacity and minimum head loss.

完全的圆形流道截面能够提供最大的流量和最小的流压损失。

5·The head loss of flume is less, and the average loss is nearly 12% of the total head in upstream.

机翼形量水槽的水头损失较小，平均水头损失约占上游总水头的12%左右。

6·The valve is an impeding part with larger pressure head loss and a lot of discharge energy consumed.

风量调节阀系阻性部件，存在较大的压头损失，须消耗大量送风能量。

7·As a porous support device has larger opening percentage, the filtering head loss can be greatly reduced.

由于本实用新型的多孔支撑装置开孔率很大，可大大减小过滤水头损失。

8·Usually the cost of printing ink, head loss, by the media, and some film. The figure of waste composition.

通常喷绘的本钱由喷头损耗、墨水、介质、废图和覆膜挂轴等有些构成。

9·Features short end-to-end dimensions, light weight stainless steel body, and the lowest head loss available.

主要特点在于端到端尺寸较短，轻型不锈钢阀体，落差损失最小。

10·Influential factors of friction factor of head loss are analyzed by adopting artificial neural network (ANN).

采用神经网络(ANN)方法对沿程水头损失系数的影响因素进行了分析。