| 1. | Sound system equipment . standard volume indicators 音响系统设备.标准音量显示器 |
| 2. | Pre - engineered dry chemical extinguishing system units 预制干粉化学灭火系统设备 |
| 3. | Sound system equipment - headphones and earphones 音响系统设备.头戴受话器及耳机 |
| 4. | Digital cross connect system equipment sdh - base 同步数位阶层数位交换连接系统设备 |
| 5. | Capital subventions and major systems and equipment 非经常资助金及主要系统设备 |
| 6. | Generic specification for equipment of cordless system 无绳电话系统设备总规范 |
| 7. | Digital cross connect system equipment sdh - based 同步数位阶层数位交换连接系统设备 |
| 8. | Digital cross connect system equipment sonet - base 同步光纤网路数位交换连接系统设备 |
| 9. | Digital cross connect system equipment sonet - based 同步光纤网路数位交换连接系统设备 |
| 10. | Sound system equipment - listening tests on loudspeakers 音响系统设备.扬声器收听试验 |