Advantages such as high crop yield, low cost, better efficiency and low soil erosion are presumed to play a key role in prompting such micro irrigation systems usage.

高收获数量，低成本，更高的效率，土壤侵蚀少等优点，是支撑这些微灌溉系统普及的重要系数。

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The most basic inputs to any systems optimization are patterns of actual usage.

任何系统优化最基本的输入都是实际使用率模式。

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Apart from keeping track of disk usage, the quota system empowers systems administrators to specify a soft limit of disk usage for any user or group.

除了跟踪磁盘使用量之外，系统管理员还可以通过配额系统为任何用户或组指定磁盘使用量的软限制。

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Customers with smart thermostats reduced their usage by 27%, and customers with gateway systems, which adjust the electricity use of multiple appliances, reduced their usage by 43% during the peak hours.

FORBES: What Would You Pay To Stay Cool?

Other arguments against I-File: States that have used free filing systems have had a relatively low usage rate--a federally run program could make auditing easier (and more likely) and it wouldn't necessarily encourage taxpayers to take all deductions possible.

FORBES: Magazine Article

Although forward-looking companies like Facebook and Google have implemented better cooling systems and software that saves on wasted power, most corporate datacenters, which constitute the bulk of total usage, are woefully behind in putting more efficient systems into practice.

FORBES: Taming Datacenter Power Usage