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- We use Einstien-Tolman expression of the energy-momentum pseudo tensor (EMPT) in the sphere and Cartesian coordinates, calculated the energy density of static sphere symmetry of gravitational field. 文中重点讨论静态引力场的能量密度与de sitter弯曲时空中双极化态遗迹引力波的能量动量赝张量和正定性性问题。
- This result shows that Einstien-Tolman expression of the energy-momentum pseudo tensor (EMPT) in the Cartesian coordinates have reasonable property. 这样的结果显示了Einstien-Tolman(E-T)表述在直角坐标系下有其合理性。
- energy momentum tensor 能量-动量张量
- Momentum and energy have been united. 动量和能量统一了起来。
- pseudo tensor 伪张量
- It is possible to transmute one form of energy into another. 把某种形态的能量改变成另一形态的能量是可能的。
- Young people usually have more energy than the old. 青年人通常比老年人精力充沛。
- The industry felt the effects of the energy crisis. 该工业受到能源危机的影响。
- I rallied all my energy for further effort. 我振作精神以做再次的努力。
- Kinetic energy is the energy arising from motion. 动能就是由于运动而产生的能量。
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- It is important to conserve energy. 节省能源十分重要。
- We exploit the energy and momentum conservation laws in this way. 我们就是这样利用能量和动量守恒定律的。
- Nuclear energy remains a double-headed creature. 核能依然是一种有利也有弊的能原。
- As a matter of fact, light is a form of energy. 其实，光是能的一种形式。
- The move water have mechanical energy. 流动的水拥有机械能。
- Who discovered the conservation of energy? 谁发现了能量守恒？
- The sun is the ultimate source of energy. 太阳是能量的最基本来源。
- We can use solar energy to do many things today. 如今，我们可以利用太阳能做很多事情。
- Kept the thermostat lower to conserve energy. 减少自动调温机的使用以节约能源
