您要查找的是不是：
- 小時平均供熱係數HHPFHHPF
- 太陽能熱泵系統及其供熱係數比較Solar Heat Pump Systems and Their Comparison of Coefficient of Performance
- 每小時平均風速mean hourly wind speed
- 每小時平均收入average hourly earningss
- 半小時halfhour
- 每電路每小時平均佔用次數seizures per circuit per hour
- 供熱heat input
- 導熱係數coefficient of heat conductivity
- 每小時平均工資average hourly earnings
- 膨脹係數swell factor
- 變異係數coefficient of variation
- 恩格爾係數Engelian coefficient
- 每小時qh
- 熱膨脹係數coefficient of heat expansion
- 傳熱係數heat transfer coefficient
- 你必須提前兩小時到達機場。You must arrive at the airport two hours early.
- 半個小時half an hour
- 反射係數reflectance
- 彈性係數elastic coefficient
- "是這樣的，老師。我昨天去看她，在她那兒呆了三個小時。""Please, teacher, I went to see her yesterday, and stayed with her three hours."
