Light-frame wood residence can create a good living environment with advantages of environment-friend, energy-efficiency, structural safety, health and comfort.
轻型木结构住宅以其独特的环境友善、节能降耗、结构安全、健康舒适等优势,为人们创造了良好的居住环境。
参考来源 - 轻型木结构住宅节能与墙体传热研究The analysis results showed that: the event-driven Tiny OS operating system could meet the energy-efficiency principle. Thus, with wireless sensor network application environments constant enlargement, real-time response of Tiny OS was a little week.
分析表明,事件驱动的TinyOS操作系统能够很好的满足能量有效性的原则,但随着无线传感网络应用环境的不断扩展,TinyOS的实时响应方面尚显欠缺。
参考来源 - 无线传感网络节点操作系统调度策略研究与改进Therefore, the sticking point to solve in these monitoring systems is how to enhance energy-efficiency and reduce delay of the correspondence time as more as possible.
因此,尽可能提高系统能效性和降低通信延时是这类监控系统中需要解决的关键问题。
参考来源 - 负载动态变化的无线传感器网络MAC协议研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Using alternative fuels and improving energy efficiency is thus both an ecological necessity and a technological challenge.
因此，使用替代燃料和提高能源效率既是生态需要，也是技术挑战。
When we prevent physical waste, increase energy efficiency or improve resource productivity, we save money, improve profitability and enhance competitiveness.
当我们防止物质的浪费、提高能源效率或提高资源生产率时，我们就节约了资金、提高了盈利能力并增强了竞争力。
By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.
直至2007年，杜邦通过提高能源效率，每年能节省22亿美元，这与其当年公布的总利润相当。
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