| 1. | Ring counters should be always preset because without presetting their operation is undermined .
环形计数器必须进行预置，否则其工作状态是不正确的。 |
| 2. | When the room temperature drops below a preset value, the thermostat switch closes turning on the furnace .
当室温下降到低于预定值时，热继电器开关闭合，使炉子打开。 |
| 3. | The counter has been preset to 0000 and as the input "runs," the counter advances by 1 bit per input pulse .
计数器预置0000，并在时钟输入下计算每输入一个脉冲计数器便累加10。 |
| 4. | 6 preset programs with 10 levels , quick start , manual
连10段锻?水平，快速起动， |
| 5. | The preset is actually saved on the far end system
预置实际上保存在远端系统上。 |
| 6. | Free disk space dropping below a preset threshold
可用磁盘空间是否低于预设的阈值 |
| 7. | Hides a preset group of properties at design time
在设计时隐藏一组预设置的属性。 |
| 8. | 9 preset programs with 10 levels , quick start , manual
连10段锻?水平，快速起动，人 |
| 9. | 8 preset programs with 10 levels , quick start , manual ,
连10段锻?水平，快速起动，人 |
| 10. | In this example , preset models are used by selecting
在这个例子中，通过选择 |
