床和墙之间只有一条窄缝。
他把厚厚的窗帘拉到一起,只留了一条窄缝。
He pulled the thick curtains together, leaving just a narrow gap.
窄缝可做为声学原件,这是已知的。
It is well known that narrow slit may be used as acoustical element.
他从那窄缝中挤了过去。
她在银行外面把她的卡片塞进一条窄缝。
穿越表面的一条线,如窄缝、裂缝或皱纹。
他的脚卡进了那条窄缝。
窄缝的声阻抗严格公式以及低频近似公式都存在。
The exact formulae of the acoustical impedance of a narrow slit and its low-frequency approximation are available.
矩形窄缝通道内水的两相沸腾流动特性进行了实验研究。
The characteristics of two-phase flow pressure drop were experimentally investigated in narrow rectangular channels with large width-height ratio 1.
窄缝的设计是为了减少太阳光的照射而不是提亮外部结构。
The narrow crevices are designed to set off the darkness inside rather than emphasizing the brightness outside.
对矩形窄缝通道轴向非均匀加热临界热流密度进行了研究。
Critical heat flux for axial non-uniform heat flux distribution in rectangle narrow channel was studied in this report.
窄缝消能工边墙的脉动压力振幅概率分布符合正态概率曲线。
The probability distribution curve of the fluctuating pressure amplitude on the side wall of narrow-gap energy dissipater coincides with the normal probability curve.
以水为沸腾工质对竖直矩形窄缝内饱和流动沸腾传热做了实验。
Saturated flow boiling heat transfer of water in a vertical narrow rectangular channel has been investigated experimentally.
最后,还对窄缝挑坎底板及侧墙上压力分布的计算进行了探讨。
Finally, the dynamic pressure distributions on the bottom and the side walls of slit-type buckets are discussed.
最后,还对窄缝挑坎底板及侧墙上压力分布的计算进行了探讨。
Finally, the dynamic pressure distributions on the bottom and the side walls of...
采用窄缝槽物理模型来模拟地下水运动,具有形象、直观的优点。
The physical model of narrow slit has been adopted to simulate groundwater movement and it has many excellences in visualization and intuition.
它包括有磁扫描系统,厚窄缝,荧光屏以及CCD图像处理系统。
It consists of a magnetic scanning system, a thick slit, a fluorescent screen and a CCD image processing system.
对竖直及水平窄缝环形流道内单相水受迫对流换热进行了实验研究。
An experimental study on forced convection heat transfer of single-phase water in vertical and horizontal narrow annuli was performed.
通过分析研究和水力模型试验,提出了窄缝式挑坎最大动水压强的估算式。
The estimation formula for slit-type buckets maximal pressure intensity is given through analysis and hydraulic model test.
通过分析窄缝的耦合传输系数变化曲线,得出窄缝发生耦合共振的条件和规律。
By analyzing the coupling transmission coefficient of narrow slots, the coupling resonant characteristic of narrow slots is obtained.
本文对双面加热的圆弧形窄缝通道内重水的自然对流进行了模化试验和数值模拟。
We studied the natural convection in narrow double-side heating arc by mock-up tests and numerical simulation in this thesis.
通过对标准门槽及窄缝门槽的体型研究,分别拟定了适合各自门槽的闸门底缘型式。
Finally, through the study of structural forms of standard gate slot and narrow slit gate slot, the appropriate gate bottom rim patterns are recommended for each type g.
通过对标准门槽及窄缝门槽的体型研究,分别拟定了适合各自门槽的闸门底缘型式。
Finally, through the study of structural forms of standard gate slot and narrow slit gate slot, the appropriate gate bottom rim patterns are recommended for each type gate slot, respectively.
采用高速摄像仪,对矩形窄缝流道内过冷沸腾时的汽泡行为进行了可视化实验研究。
Results show that, under high subcooling conditions, steam bubbles appear and slide along on the narrow slit-channels heating surface, and play an active role in enhancing th.
采用可视化实验和数值计算相结合的方法对窄缝流道内窄边附近的流场进行了研究。
The flow field near the narrow side in a vertical rectangular narrow channel is studied with the numerical simulation and visualization test.
采用高速摄像仪,对矩形窄缝流道内过冷沸腾时的汽泡行为进行了可视化实验研究。
Studies on visualization of the behavior, of subcooled boiling bubbles, in narrow rectangular slit shaped channels, have been conducted with the help of a high-speed digital camera.
相对而言,随着窄缝收缩比的减小,水垫塘冲击荷载略有减小,但同时起挑水头增加。
Comparatively, with the reducing of shrinkage ratio of slit, the shock loads of receiving pool reduce, but the critical hydraulic head that just can cause deflecting heightens simultaneously.
在软基低堰掺气窄缝戽流消能研究基础上,提出一种新型消能工——孔板混合流消能工。
On the basis of studies on aeration tract bucket flow energy dissipation in lower weir on soft foundation, a new type of energy dissipater was put forward.
文中分别进行了片状电极和丝状电极之间、不同直径丝状电极之间的窄缝电解加工对比试验。
The experiments using foil electrode and wire electrode of different size are carried out to produce narrow groove.
本文运用商用流体动力学软件CF X数值模拟了非加热区对窄缝流道内流场和温场的影响。
With the commercial computational fluid dynamics code CFX, the effect of unheated region of narrow side on flow field and temperature field of a narrow channel is simulated in this paper.
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