| 1. | Metalworking , woodworking whetstone , sharpening stone
铁工木工油石磨刀石 |
| 2. | Vitrified force - honing stone
陶瓷结合剂强力珩磨油石 |
| 3. | Effects of specific absorption of aggregate on optimum proportion of asphalt
集料吸水率对沥青混合料最佳油石比的影响 |
| 4. | Super finishing stones , stick
超精油石砂条 |
| 5. | Halfround stone symbol : sb
半圆油石代码: sb |
| 6. | Rectanglur honing stick
长方?磨油石 |
| 7. | Square honing stick
正方?磨油石 |
| 8. | Triangular oil stone
三角油石 |
| 9. | The fact that specific absorption of aggregate has important effects on the optimum proportion of asphalt is detected by the tests
摘要试验时发现集料吸水率对沥青混合料最佳油石比有着较大的影响。 |
| 10. | Abstract : the drilling resistance of the erkaijing well in oil field of north shanxi is caused by hydration expansion of mud stone and mud cake deposition of porous sandstone
文摘:陕北油石二开井段遇阻的原因为泥岩的水化膨胀和孔隙性砂岩的泥饼沉积。 |
