This model of typewriter is efficient and durable, economical and practical for middle school students.
这个型号的打字机对中学生来说，高效、耐用、经济、实惠。
The test and application of a new efficient and durable synthetic diamond tip on disc saw are described.
叙述了一种新型高效、耐用人造金刚石圆盘锯牛刀头为试验应用情况。
There are already some good stoves out there, but we can make them much more durable , efficient, and affordable, and scale up production to reach a mass market.
市场上已经有一些效果不错的炉具，但我们可以把它们设计得更耐用、高效，经济实惠，并能扩大生产，投放大众市场。
Actually we need to get, that in the long-run, much more durable, and highly energy-efficient LED lights will offset the cost.
事实上，我们需要传播这样的信息：从长远来看，更加耐用、高能效的LED灯会抵消成本。
The gases react and form a polymer coating that is "just thin enoughto still be much more efficient, but thick enough to be durable, " Boreyko says.
当气体经过加热丝加热后反应，生成一种聚合物涂层，这种涂层厚薄均匀，经久耐用。
The GATOR Vertical Electric pumps are designed to meet the need for a durable and efficient transfer pump.
我们公司生产的这款立式电动机，主要是满足耐用，高效转换泵的使用需求。
Company in a stable, durable, efficient quality, affordable prices, quality and after-sales service to the satisfaction of the concept, well received by the users at home.
公司以稳定、耐用、高效的品质，实惠的价格，优质和满意的售后服务为理念，深受广大用户的好评。
Rather, we need to make products more durable, lighter, more energy efficient and easier to repair rather than to replace.
与之相反，我们需要制造更多更耐用、更轻便、更节能、更易修理而不是更易替换的产品。
The test proved that this process is a fast, efficient, harmless and durable solution with a high successful rate and a promising application prospect.
试验证明，该工艺快速、高效、无伤害、有效期长、成功率高，具有较好应用前景。
Perfect matching between transmitted piston and gear, with special high intension material to ensure closer to work durable, quite and high efficient.
完美的传动活塞与齿轮的配合，用特殊的高强度材质制造，确保闭门器时间、宁静高效率操作。
Ozawa international leading technology, strong and durable fuel-efficient, clear and simple operation panel.
大泽国际领先技术、耐用省油、强劲有力、面板清晰、操作简单。
The production team has owned efficient production ability from his durable running in decoration area, then we can assure you the production time and quality for the products.
生产团队从经久的磨合中锤炼出了高效的生产能力，保证了产品的交期和质量。
With far-sighted idea, abundant experience, professional technique and high quality, the company stresses in developing more advanced, more fashionable, more efficient and more durable products.
公司本着前卫的眼光，借以丰富的经验、专业的技术及优异的品质，致力于不断开拓更尖端、更新潮、更有效、更稳定的产品。
With far-sighted idea, abundant experience, professional technique and high quality, the company stresses in developing more advanced, more fashionable, more efficient and more durable products.
公司本着前卫的眼光，借以丰富的经验、专业的技术及优异的品质，致力于不断开拓更尖端、更新潮、更有效、更稳定的产品。
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