high-efficiency operation 高效率运行
high duty efficiency operation 高效率操作
Multiple spindle tapping unit produces high efficiency operation.
多轴攻牙器的配置能产生高效率的作业。
The pumps are optimized to provide high efficiency operation over an extended period of time thus reducing operating and maintenance costs.
该泵经过优化了的设计使其能够长期高效地运行，从而降低了运行成本和维护费用。
Electric heating boilers enjoy the following merits: no noise, no pollution, advanced technology, simple fabrication, compact construction, safe and high efficiency operation, etc.
电热锅炉具有无噪音，无污染，技术先进，绿色环保，制造简单，结构紧凑及安全高效等特点。
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