Combing the wave field snapshot with the corresponding velocity section proves to be important in the observing of wave propagation.

将波场快照与速度剖面相结合，可以更好地观测到波的传播过程。

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The influences on electric equipments by harmonic wave were introduced. Combing with the practice harmonic wave elimination and dirty flash preventive measures were briefly introduced.

介绍了谐波对电网中电气设备的影响，结合实际情况简述抑制谐波和预防污闪事故的对策。

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The test shows that FA322 drawing machine can reduce long-term and sh ort-term uneven, improve uneven wave of combing sliver.

试验表明，FA32 2型并条机可降低长、短片段不匀，改善精梳条不匀波。

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