例句與造句

1. The system load factor for August was 77.69 percent, up from 70.43 percent in August 1995.
2. The system load factor for August was 77 . 69 percent, up from 70 . 43 percent in August 1995.
3. Thermal efficiency of generating plant had risen to 43 %, system load factor had reached 58 % and distribution system losses reduced to 9.5 %.
4. It's difficult to find system load factor in a sentence. 用system load factor造句挺難的