聚氨酯独特的伸缩和压缩性能，为高压，强负载和苛刻工作环境的工业提供了解决方案。
The unique flex and compression properties of polyurethane provide industrial solutions for high-impact operations, intense load-bearing applications and harsh operating environments.
论述了交流变频调速器在工业企业实际生产中用于通风机类负载时节能效果情况及节能费用图示估算方法。
The energy-saving effect and rough calculation of AC VVVF inverter in ventilator load in practical industrical production were described.
适用于重负载工作环境，主要用于工业自动化。
Suitable for operating conditions with heavy load., mainly used for industrial automatization.
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