In this paper,a theoretical study on active control of within enclosed space surrounded by flexiblestructure is accomplished.
本文从理论上研究了外力激励弹性结构条件下封闭空间有源消声问题。
Based on the basic theory of ANC within the enclosed space,this paper models the enclosed space with the COMSOL software,and presents the simulation and analysis effects of noise reduction which is derived from the numbers and location of the secondary noise resources.
基于封闭空间有源消声的基本理论,利用COMSOL软件对封闭空间声场进行了仿真建模,并模拟分析了次级声源的数量和位置关系对消声效果的影响。
The result of the numerical simulation of heat dissipation in a closed cavity is compared with the experiment result.
首次用组合坐标法对小空间自然对流换热问题进行数值模拟,并将封闭空间电缆群散热情况数值模拟的结果与实验结果比较,在所比较的工况点上,计算值与实验值相差小于5%。
By applying the basic principle of thermodynamics, the expression of characteristic index B to the humidity control in a closed space is derived and is analysed and explained from the angle of two phase equilibrium.
在评述现有关于调湿材料的调湿特性指标的基础上 ,利用热力学基本原理 ,从两相平衡的角度导出封闭空间调湿特性指标值的表达式 ,并对其进行分析说明 。
Utilization and development of roof space resource of city architecture
城市建筑屋顶空间资源的开发与利用
Fig.12 illustrates a timber double post roof truss. This type of truss is constructed where a wider span or a less restricted roof space is required.
图12所示为一个双柱木屋顶桁架。这种桁架主要建于跨度要求较大或屋顶空间限制较少的地方。
The space truss roof design of a high-rise building
某超限高层顶部大空间网架屋盖设计
House s in desert always leave a empty space on the roof.
沙漠里的房子,在屋顶中间总是空一块不做顶。
Discussion on Regenerative Design of Roof Garden Space--Roof Garden Design of Golden House in Jiangyin as Example
论屋顶花园空间再生设计——以江阴市金色家园屋顶花园设计为例
The roof space, commonly known as a loft, which is quite large in a roof with a steep pitch, is often used to provide additional rooms or a storage area.
屋顶的空间,通常称为阁楼,通常被用作辅助用房或贮藏室,坡度越大的屋顶阁楼的空间就越大。
The former refers to some types of outside walls which hold up the weight of the roof, and the latter to other walls which do not, and just fill in space between supports.
前一种墙指支承屋顶重量的几种外墙;后者指不支承屋顶重量而只填满支柱间空间的墙。
The generally triangular section of wall at the end of a pitched roof, occupying the space between the two slopes of the roof.
三角墙建筑部分斜屋顶末端的墙的大体三角区,占据屋顶两个斜面间的空间
Snow flew above the roof of the house.
雪在屋顶上空纷飞。
A hut stood at the summit of the hill.
山顶上有间小棚屋。
The upper story formed by the lower slope of a mansard roof.
复折式屋顶顶层间由复折式屋顶中下面一层形成的顶层间
The Urban Landscape to Create the Fifth Space,Building Green Roof Garden Design
营造城市景观的第五空间——建筑屋顶花园绿化设计
There is an old shed out there and it's easy to climb up onto it,
花园里有间旧屋,很容易就能爬到屋顶,
They all lived under one roof in a tiny cottage on the outskirts of town.
共同住在市郊一间小木屋的屋顶下。
The roof of the granny's hut came down during the night.
老大娘草屋的屋顶在夜间塌下来了。
Influence of night radiation on heating load of top-floor rooms
屋顶夜间辐射对顶层房间热负荷的影响
Suddenly, she was looking down at the rooftops from above!
突然地,她从天空中向下看着那些屋顶!
The roof was Boldly defined against the sky.
屋顶在天空衬托下显得轮廓分明。
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