| 1. | 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。 |
| 2. | 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。 |
| 3. | Low density polyethylene pipes for sprinkler irrigation
喷灌用低密度聚乙烯管材 |
| 4. | Low - density lipoprotein cholesterol , ldl - c
应用他汀类药物降低低密度脂蛋白胆固醇 |
| 5. | Inhibition of salvianolate on ldl oxidation
丹参多酚酸盐抑制低密度脂蛋白氧化修饰 |
| 6. | Pyrolysis experiment of low density polyethylene
低密度聚乙烯的热解试验研究 |
| 7. | Ldpc codes and the study of their applications
低密度奇偶校验码及其应用研究 |
| 8. | Hybrid bit - flip decoding algorithm for ldpc codes
低密度校验码的混合比特反转译码算法 |
| 9. | Ldpe smooth wall pipes for telecommunication
低密度聚乙烯（ ldpe ）光子壁管 |
| 10. | Thinking about development and design of low - density housing
低密度住宅开发设计的思考 |
