机组运行时，大量灰尘和固体颗粒杂质由于重力、惯性扩散、接触阻留、静电等综合作用，灰尘沉降堆积在过滤元件上。
The unit operation, a solid particles of dust and impurities by gravity, inertia diffusion, contact resistance leave, static comprehensive effect, dust settlement piling up in filtering elements.
放电为磁场激励型，稳定的等离子体由电磁场所维持，空间电荷产生的静电场引起荷电粒子的双极扩散。
A steady state plasma is maintained by electromagnetic field and ambipolar diffusion of charged particles is caused by electrostatic field of space charge.
其蒸气比空气重，能在较低处扩散到相当远的地方，容易产生和积聚静电。
Its vapor is heavier than air and can spread to the lower Department of considerable local, easy to generate and accumulate static electricity.
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