热泳力对粒径为50微米的颗粒也有影响，但是由于颗粒的质量较大，再加上壁面效应，其作用效果远没有2微米颗粒明显，仅在近壁区颗粒的浓度略有升高，而其它部分基本不变。
Although the thermophoresis force could affect the 50-micron particle, the concentration did not change as large as 2-micron particle because of the large mass and the wall effect.
本文对影响该工艺的因素进行了探索，着重讨论了表面活性剂对铜镀覆石墨效果的影响，分析了表面活性剂的类型、浓度及其混合效应对镀覆过程的作用。
The authors make some useful probes in the effects of some surfants on this technique process. In the paper, the effect of variety, contents and the combining system of surfants is discussed.
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