| 1. | There is less demand for alarms in open rolling terrain .
开阔的丘陵起伏区对报警器的需要程度较小。 |
| 2. | Smoke detectors have become more common in homes in the united states .
美国的家庭已普遍地使用烟雾报警器。 |
| 3. | An over-temperature alarm and interlock is provided on the gases leaving the concentrating tower .
在离开浓缩塔的气体中安置有超温报警器和联锁装置。 |
| 4. | Single and multiple station carbon monoxide alarms
单测点和多测点一氧化碳报警器 |
| 5. | Verification regulation of carbon monoxide detector
一氧化碳检测报警器检定规程 |
| 6. | Sound warning devices for authorized emergency vehicles
指定应急车辆用音响报警器 |
| 7. | Vehicle security alarm equipment installation regulation
车辆防盗报警器材安装规范 |
| 8. | An alarm apparatus developed for electrocardiogram machine
心电图机报警器研制 |
| 9. | Each room is equipped with smoking detection system
酒店每间客房均设有烟感报警器。 |
| 10. | Signs for orientation at automatic fire detectors
自动火灾报警器的定位标志 |
