| 1. | The crystal imperfections we consider here are called point defects .
我们认为这里的晶体缺陷是致命缺陷。 |
| 2. | Lateral bar from inside shifting meanders of lower mississippi river are called point bars .
密西西比河下游河曲带内侧所形成的侧向沙滩称为凸岸边摊。 |
| 3. | Fire detection and fire alarm systems - manual call points
火灾探测和火灾警报系统.手摇呼叫地点 |
| 4. | Manual call point ; explosion proof , for use in operation rooms
操作室内使用的手摇呼叫防爆报警站 |
| 5. | Fire detection and alarm systems - part 11 : manual call points
火灾探测和报警系统.第11部分:人工呼叫点 |
| 6. | Fire detection and fire alarm systems - part 11 : manual call points
火灾探测和火警系统.第11部分:手摇呼叫点 |
| 7. | Well done ! this is called point . this circle is called underside
师：很好，这个点叫做顶点。这个圆叫做底面。 |
| 8. | By activating fire alarm signals such as break - glass , call point
通过实施火灾报警信号，如击碎玻璃召集人员到场。 |
| 9. | Manual fire alarm call point
手动火灾报警按钮 |
| 10. | Manual fire call points
手动火灾报警按钮 |
