查询词典 conservation

Combining with the theory of the conservation law of mass,momentum,energy and gas explosion dynamics,the attenuation law of shock wave in excavation roadway was deduced during gas explosion.

运用质量守恒、动量守恒和能量守恒定律及爆炸气体动力学理论等，对掘进巷道瓦斯爆炸冲击波的衰减规律进行研究。

It is well known that Roger Shawyer's 'electromagnetic relativitydrive' violates the law of conservation of momentum, making it simplythe latest in a long line of 'perpetuum mobiles' that have beenproposed and disproved for centuries," wrote John Costella, anAustralian physicist."

新科学家》刊载的一篇关于 Emdrive 的文章引来了众多批评，科学家们认为 Shawyer 的工作明显不可能，推理也是错误的，还认为这篇文章根本不应该登出来。

The article deduces the general expression for the recovery coefficient in solution of dynamic collision, based on on-dimension face-to-face collision and law of particle momentum conservation.

从一维正碰着手，应用质点动量定律，推导出力学碰撞问题中恢复系数的一般表达式，为我们正确理解恢复系数，解决与此相关的问题提供理论支持。

This paper analyzes mid-pressure gas injectors of LPG/air mixture with thermodynamic principle using the law of conservation of momentum, and establishes characteristic equation of mid-pressure gas injectors under the optimum conditions.

根据动量守恒原理，对液化石油气混空气中压引射器进行热力学分析，并建立了最佳结构条件下中压燃气引射器特性方程。

This paper analyzes mid-pressure gas injector s of LPG/air mixture with thermodynamic principle using the law of conservation of momentum, and establishes characteristic equation of mid-pressure gas injector s under the optimum conditions.

根据动量守恒原理，对液化石油气混空气中压引射器进行热力学分析，并建立了最佳结构条件下中压燃气引射器特性方程。

ABSTRACT This paper analyzes mid-pressure gas injectors of LPG/air mixture with thermodynamic principle using the law of conservation of momentum, and establishes characteristic equation of mid-pressure gas injectors under the optimum conditions.

根据动量守恒原理，对液化石油气混空气中压引射器进行热力学分析，并建立了最佳结构条件下中压燃气引射器特性方程。

Delegates from the 24 member states that signed the IOSEA Marine Turtle Memorandum of Understanding will gather in Muscat, Oman March 11-14 to discuss a draft leatherback tsunami assessment report on the effects of the Indian Ocean tsunami December 24, 2004, and to review progress in implementing a comprehensive regionwide Conservation and Management Plan.

24个IOSEA会员国的代表将於3月11至14日在阿曼的马斯喀特共同签署「印度洋暨东南亚海龟共识备忘录」，会中并将讨论2004年12月4日发生的大海啸对革龟影向的评估报告，并且检核实施全方位区域保育管理计划的进展成效。

On 20 July 2007, the Environment Bureau briefed the Legislative Council Panel on Environmental Protection on the Government's major challenges, strategic directions and policy initiatives in various areas of environmental protection, ecological resources conservation and sustainable development.

环境局於2007年7月20日向立法会环境事务委员会简介政府在保护环境、保育生态资源及可持续发展方面面对的主要挑战、策略方针及政策措施。

The end of 1999, Hangzhou, Zhejiang Province People's Government, solemnly and decision-making: the aspiration of the people follow, follow the concept of sustainable development, and implementing conservation principles, explore underground Pagoda, Pagoda construction sites to protect facilities, protection of facilities and sites intrinsic function and appearance of the image to extend and expand, according to the original Leifeng Pagoda shapes, body and style of the new tower construction leifeng.

1999年底，浙江省和杭州市人民政府郑重决策：顺应人民群众的心愿，遵循可持续发展理念，贯彻文物保护原则，发掘雷峰塔地宫，建造雷峰塔遗址保护设施，并对遗址保护设施的内在功能和外观形象加以延伸、拓展，按雷峰塔原有的形制、体量和风貌建造雷峰新塔。

Leopard cat; Abundance ; Sustainable utilization ; Conservation ; Yunnan

豹猫；资源量；可持续利用；保护；云南

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。