The single screw oil pump is a new type extracting oil pump, which is simple in structure and high in performance with low working cost.

单螺杆抽油泵是一种新型的采油泵，结构简单，性能可靠，作业成本低。

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How to use scientific management to raise the quality and prolificacy of products, and how to reduce working cost, have being paid more attention by the die-casting factories.

如何进行科学管理，从而提高压铸件质量和生产率、降低运营成本，越来越得到各压铸生产单位的重视。

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Tower cooling in winter and transitional seasons can reduce the whole year operating time of the water chiller and reduce working cost, and the fine economic benefit can be gotten.

该降温系统使用冷却塔供冷后，减少了全年冷水机组的工作时间，降低了运行成本，取得了良好的经济效益。

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"You think you've got your own computer all to yourself and you can't tell the difference that you're working on something other than a computer and sharing this other resource and doing it at a much lower cost than having your own PC."

VOA: special.2010.04.12

While it may not be worthwhile for older patients, younger patients are more likely to regard anything that gives them a lifelong working knee joint as well worth the cost.

VOA: standard.2010.08.11

While the health care reform debate in the United States has been dominated on lowering the cost of health insurance, other health care activists and experts are working behind the scenes to lower barriers to quality health care for African-Americans and Hispanics.

VOA: standard.2010.03.05

Merk said that Germany seems to be thriving lately, as it has been working on cost-cutting lately.

FORBES: The Euro Looks Better Than Many Think

Another helpful step would be to reduce the cost of working, especially the cost of looking after children.

ECONOMIST: The poor are still there, and need helping

Technology and service providers like Genesi are working to cost effectively address young tech-savvy consumers and businesses in these emerging markets.

ENGADGET: Genesi reduces price of Efika MX Smartbook, Smarttop, says it's for greater good