| 1. | These field and platform areas together constitute a huge european craton . 这些地面和地台共同组成一个巨大的欧洲克拉通。 |
| 2. | Raised floor installed in 4 computer rooms 3 staff rooms 在四间电脑室及三间教员室内加建地台 |
| 3. | Every week , pour half a litre of water into each floor drain 每星期把半公升清水倒进地台排水口, |
| 4. | Every week , pour half a litre of water into each floor drain 每星期把半公升清水倒进地台排水口, |
| 5. | Clean the floor drain outlets regularly 定期清洁地台排水口 |
| 6. | Fill up uneven ground surfaces to prevent accumulation of stagnant water 地台凹陷地方要填平,以防积水。 |
| 7. | Floor is also required to be removed if it conceals any frame structure 地台如遮盖任何车架结构,亦须拆除。 |
| 8. | For floor drains , spray insecticide into the drain outlets after cleaning 地台排水口清洁后,再喷杀虫水入内 |
| 9. | After cleansing , spray insecticide into the floor drain outlets 地台排水口消毒后,须在排水口处喷射杀虫水。 |
| 10. | For floor drains , spray insecticide into the drain outlets after cleaning 地台排水口清洁后,再喷杀虫水入内; |