工学 多能互补发电系统 释 energy efficiency 能源利用率 能源中能量被有效利用的程度。系按热力学第一定律对过程（系统或设备）能量利用程度的度量。又称一次能源利用率。
计算机硬件 计算机维护 释文 power utility efficiency 能源利用率
- Frege syllogism
- F region
- F-region
- F regular ring
- F-regular ring
- Freia
- Freiberg Mining Academy
- Freiburg
- Freiburg school
- Freidinger peptide
- Freidinger肽
- Freidlin
- Freidlin Wentzell theorem
- Freidlin-Wentzell theorem
- freight broker
- freight car bogie
- freight container
- freight container transportation vehicle
- freight forwarder
- freight forwarding depot
- freight futures exchange
- freight index
- freight market
- freight railway network
- freight station facilities