Compared with a pneumatic ball tooth grinder, the electric ball tooth grinder has the advantages of high mechanical efficiency, convenient grinding, non exhaust pollution, non exhaust noise, etc.
与气动球齿修磨机相比具有机械效率高，方便修磨，无排气污染、无排气噪声等优点。
The result showed that the textile workers exposed to continuous noise, and the mechanical manufacture workers exposed to non-continuous noise.
两组工人个体噪声暴露的时间图显示其工作环境噪声性质分别为典型的稳态噪声和非稳态噪声。
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