...与实验”（Vibrations: Theory and Experiment）、“振动II” （Vibration II）、“工业噪声控制”（Industrial Noise Control）、“基础声学”（Fundamentals of Acoustic Radiation）和“高等声学”（Advanced Acoustic Radiation）等多门课程的教学工作。
Features: Industrial dust removal ability, with interiors of a large dust bag, Lamb Motor, and patent noisecontrol system.
特点：工业吸尘能力，内设较大集尘袋，美国小羊电机，以及设有专利噪音控制系统。
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The noisecontrol steward service is not a new concept, instead a new management thinking and a new business mode that was put forward on the basis of customer demands and industrial status.