| 1. | Most galaxy associations are small and have a low density contrast .
大多数星系协是小的，密度反衬低。 |
| 2. | Hypersonic wind tunnels operating at very low densities were developed starting in about 1960 .
低密度超音速风洞大约开始发展于1960年。 |
| 3. | Flotation is a process for separating low density solids or liquid particles from a liquid phase .
浮选是从液体中分离出低密度固体物或液态颗粒。 |
| 4. | The ways in which the spreading heat will lower densities and produce plate uplift have been treated elsewhere .
这种使密度降低和板块隆起的散热方式已在别处讨论过。 |
| 5. | Since density increases with the concentration of red cells, an unusually low density may indicate anemia .
血液的密度随着红血球的浓度而增加，因而过低的血液密度可说明患者贫血。 |
| 6. | Low density polyethylene pipes for sprinkler irrigation
喷灌用低密度聚乙烯管材 |
| 7. | The second body also has an extremely low density
第二身体也有极低的密度。 |
| 8. | Pyrolysis experiment of low density polyethylene
低密度聚乙烯的热解试验研究 |
| 9. | Study of the design for low - rise low density detached house
低层低密度独立住宅设计探讨 |
| 10. | Making a discussion about low density houses of suburban district
城郊低密度住宅建筑探讨 |
