Flowers frozen in liquid air can be broken with a hammer as though they were made of glass. 在液态空气里冰冻过的花朵,宛如玻璃做的一样,可以用一个锤子击碎。
A double-effect liquid desiccant dehumidifier driven by hybrid solar-trough/ gas-boiler Simulation of a New Type Hydro-pneumatic Hydraulic Pile Hammer 槽式集热器与燃气锅炉联合驱动的双效型溶液再生系统新型气液联合液压打桩锤的仿真研究
The economic results changing the head queen and outstanding problem and way solving in electricity liquid hammer reform process has been introduced mainly. 主要介绍了电液锤换头改造模锻锤和空气锤过程中遇到的突出问题及解决的办法。
Analyses the causes of failures by classification, including liquid hammer, flooding, flood start, lack of lubricating oil, pollution and overheat. 分类分析了引起压缩机故障的原因,包括液击、溢流、满液启动、润滑油不足、污染、过热等。
The principles can be applied either in the calculation of water hammer in liquid or in the calculation of steam hammer in compressible fluid. 既适用于液体介质的水锤计算,也适用于可压汽体的汽锤计算。
This papers'mplifles the impact process of the liquid cushion hammer as a free-damped Vibration and gives the dynamic response to the impact process. 本文把液垫式冲击锤撞击过程化为有阻尼的自由振动,求得撞击过程的动力响应,并与实测值一致。
The advances of dynamic mechanics experiment of rock of method loading are introduced with the common loading methods, such as the indirected methods including sonic method and Hopkins on method, the direct methods loaded by pressurized liquid and by falling hammer. 评述了岩石动力学实验方法的进展,介绍了常用的岩石力学动载实验方法:间接法的声波法和霍普金森法,直接法的液压加载法和落锤加载法等。
An experiment on the liquid cushion hammer's control system with automatic axial thrust and successive strike 液垫式碎石器自动加压和冲击控制系统的研究
To meet the demands of over-water construction of Hangzhou Bay Bridge, CHEC-Tianjin Port Construction Company purchased a 700t totally rotary multi-functional engineering ship named "Tian Wei Hao" from Japan which was equipped with liquid driving hammer of IHC series manufactured by the Netherlands. 为适应杭州湾大桥水上施工的需要,中港一航局从日本购买一艘700t全旋转式多功能天威号工程船舶,该船配备有荷兰制造IHC型号系列液压打桩锤。
The vacuum slack flow, resulted from surplus energy in large downhill section of liquid pipelines, will cause water hammer, oscillation, cavitation, vapor liquid mixture, and increase the intermixture of batching transportation. 大落差线路存在剩余能量是产生不满流的根本原因,它可能引发水击、振动、气蚀、产生气液混合物以及增大多种液体顺序输送时的混输量等一系列问题。
Dynamic Respondence to Bump Course of Liquid Cushion Type Shock Hammer 液垫式冲击锤撞击过程的动力响应
Mathematical model of liquid pressure in high-pressure chamber of liquid-jet hammer 射流式液动锤高压腔内液体压力的数学模型
A Numerical and Experimental Study of Liquid Jet Hammer with Energy-saving Mechanism 射流式液动锤增设蓄能装置的数值分析与实验研究
Practice and analysis of rotary-percussive drilling of impregnated diamond bit with liquid jet hammer 射流式液动锤回转冲击孕镶金刚石钻头钻进的实践与分析
With the development of civilization and economy, there are more and more systems with liquid piping transportation. The key mission is how to ensure these systems 'safety, so the process analysis and safety design of water hammer is more and more being attached importance to. 随着人类文明和经济的发展,管道流体输送系统越来越多,如何保证整个系统的运行安全则是人们所必须要面临的首要任务。因此水锤过程分析及安全设计越来越被人们所认识和重视。
The existing beam pumping unit often have empty pumping, liquid hammer, as a result of its unadjustable pumping stroke and pumping frequency, causing great damage to the pumping unit and huge waste of energy. 现有的游梁式抽油机在工作时,由于其冲程、冲次不可调,往往会出现空抽、液击现象,造成抽油机的损坏以及电能的巨大浪费。