| 1. | Are there infrared beams in each department
每个部门是否有红外线系统？ |
| 2. | Then a sensor , monitors the reflection of the infrared beam
然后有感应器，监控着红外线光束的反射。 |
| 3. | Includes pc synchronisation and file transfer and infrared beaming
包括pc同步，文件传输和红外线发送。 |
| 4. | Chopped infrared beam
红外调制光束 |
| 5. | Occasionally i glimpsed some distracting black gaps in the image , perhaps caused by stray reflections of the infrared beams
我偶尔会瞥见影像出现一些错乱的黑色缺口，可能是红外线光束的游离反射所引起的。 |
