| 1. | This is the well-known principle of conservation of momentum .
这就是众所周知的动量守恒定律。 |
| 2. | The principle of conservation of momentum holds whatever the nature of the internal forces, conservative or not .
动量守恒原理则不管内力的性质如何（保守的或非保守的）都能适用。 |
| 3. | Principle of conservation of momentum
动量守恒原理 |
| 4. | Principle of conservation of energy
能量守恒原理 |
| 5. | Principle of conservation of area
面积守恒原理 |
| 6. | The principles of conservation agriculture include residue management , crop rotation , weed and disease management , fertilizer management , equipment and other agronomic issues
保护性农业的主要内容包括秸秆管理作物轮作杂草及病虫害防治施肥机具及其它农艺措施。 |
| 7. | Results of an evaluation need to be interpreted in terms of the linkage between workload and performance . recommendations can be derived from the principle of conservation of resources
分析的结果很好地说明了工作压力与工作质量的关系，根据能量守恒定律，在系统运转中，资源应有所保留。 |
| 8. | These decisions are guided by principles of conservation . ialsowant to ensure that the people who depend on this resourcefortheir livelihood will benefit from it over the long - term , saidminister hearn
洛约拉赫恩表示： “这些猎捕决定都是在有关动物保护的原则指导下做出的。我还希望能够使那些依靠海豹来维持生计的人们相信，他们可以从此种举动中获取长期的收益。 ” |
| 9. | Topics include the principles of conservation of mass , momentum and energy ; hydrostatic behavior of floating and submerged bodies ; lift and drag forces ; dimensional anaylsis ; wave forces on ships and offshore platforms ; laminar and turbulent flows
主题涵盖质量守恒、动量守恒及能量守恒等原理、浮体及沈体之流体静力行为、升力、拖曳力、因次分析、船舶及离岸平台上作用的波力、层流及紊流。 |
