| 1. | Attachment systems can sometimes be heavier for a spherical motor than for a cylindrical one . 球形发动机的连接系统有时要比圆柱形发动机的重些。 |
| 2. | Tests for fire resistance of building joint systems 建筑物连接系统的耐火性试验 |
| 3. | Small craft - steering gear - geared link systems 小艇.操舵装置.齿轮传动连接系统 |
| 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. | Standard test method for fire - resistive joint systems 耐火连接系统的标准试验方法 |
| 6. | Digital cross connect system equipment sdh - based 同步数位阶层数位交换连接系统设备 |
| 7. | Digital cross connect system equipment sonet - base 同步光纤网路数位交换连接系统设备 |
| 8. | Small craft - steering gear - geared link systems 小艇操舵装置齿轮传动连接系统 |
| 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. | Specification for type 1 terminal junction systems 一型终端连接系统规范 |