此手册解释了X - STREAM氧气分析仪如何保存能量，每年如何节省数千美元，以及使维修成本降低了25%。
The brochure explains how the X-STREAM oxygen analyzer conserves energy, saving thousands of dollars per year, as well as lowering the cost of maintenance by 25 percent.
该隔膜泵自动控制系统不但可以提高控制精度和可靠性，减少故障发生率，节约维修成本，还可减轻劳动强度、节省劳力、降低维修费用等。
This system not only can improve precision and reliability, but also can deduce the frequent failure, save the maintenance cost, decrease the labor intention and cost etc.
本发明较已有技术衬里简单，节省能源，生产效率高，而且不会损坏泵壳，耐磨性能好，前后泵盖可单独更换，可降低用户维修成本。
The lining is easy to form, high in production efficiency, no damage to volute, and high in wear resistance. The pump has replaceable front and back pump cover for lowering maintenance cost.
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