A unified theory for calculating the noise radiation of an infinite elastic plate excited by turbulent boundary layer pressure fluctuations is presented.
本文提出一个统一的理论计算湍流边界层压力起伏激励下无限大弹性板的噪声辐射。
There was extra pressure on Franzen this time, plus an additional layer of self-consciousness left over from the backlash to his success.
这次除了从他成功的余波中保留下来的自觉意识外,弗兰岑还面临更大的压力。
With more than a mile to go, the outer layer of a porthole cracked under the pressure of six miles of sea water.
每深入一英里,观察窗的外层就会在六英里海水的压力下压碎。
As the duration of the filter cake layer thickness, increase, resistance increases, filtering the duration of the pressure difference with a straight-line growth.
随着过滤时间的持续,饼层厚度增加,阻力增大,过滤压差随时间的持续呈直线增长。
Multistage pulse gas is flabby in the process of layer of terrane crustal stress fracture deflagrate inside break aeriform pressure is cracked since distributinging influence break patulous.
多级脉冲气体松弛岩层地应力压裂地层的过程中裂缝内爆燃气体压力分布影响裂缝起裂扩展。
The pressure at the top of the troposphere is only 10% of that at sea level and above this layer the pressure continues to drop.
在对流层的顶部压力,只有10%,在海平面以上这一层的压力继续下降。
And this pressure forced the Earth's mantle, the layer of hot, plastic rock that's located beneath the Earth's crust, to give way and ooze out and sideways.
压力迫使地球覆盖物,热层,处于地球外壳之下的可塑性岩石,下陷,从一边泄露。
So some developed countries with external thermal insulation layer flat, and allowed to use iron float shall be used to beat, can only use wood float shall be used to rub pressure level off.
因此一些发达国家外保温面层抹平,不允许用铁抹子拍打,只能用木抹子搓压平整。
If this pressure reduction is enough to cause dissociation, then gas from the hydrate layer is released and can be extracted at the same time.
如果压降足以产生离解,则天然气将从水合物地层中释放出来,此时即可进行开采了。
The result shows that equivalent depth method has a good effect on the layer with abnormal pressure, which the one-dimensional compaction theory is more applicable.
结果表明,等效深度法对于存在异常压力层段的地层效果比较好。而一维压实理论则具有较好的适用性。
If a well is drilled into such a zone to extract the natural gas, it can also reduce the pressure within the overlying gas hydrate layer.
如果将气井钻探到相应地带,即可开采天然气,此外还可以降低相应天然气水合物地层中的压力。
Based on site tests, this paper discusses the effect of pressure grouting under piles tip in cobble layer and analyzed its economical and social benefit.
本文根据某工程中钻孔灌注桩的现场试验,对桩端压力灌浆技术在卵石层中灌注桩的应用效果及其经济效益进行了分析。
Reseal film, an advanced peelable technology that exposes a pressure sensitive layer when the consumer opens the package.
重新封装薄膜,先进的剥离技术,暴露了压力感应层当消费者打开包。
The rigid tray and peelable lid package exposes a pressure sensitive layer when the consumer opens the package.
僵化的托盘和剥离盖包暴露了压力感应层当消费者打开包。
Experimental results show that oil bubble point pressure decreases when water cut increases, but decrease of different layer was different.
结果表明,油藏含水率上升,原油饱和压力下降,但不同层位的下降幅度有所差异。
The creep of a skin layer under a distributed surface pressure was solved by an analytical method using Hankel transform and Laplace transform.
本文利用积分变换方法求解皮肤层在表面压力作用下的蠕变响应问题。
The modified horizontal layer analysis method of active pressure was used to calculate lateral earth pressures, total lateral forces and the applied points under different rotating angles.
采用改进的水平层分析法计算各转角下的土压力分布,并得到土压力合力大小及其作用点的计算公式。
The anchor bolting has been widely applied in supporting structure of deep foundation pit in high building, and it maintains safety of protection structure with soil layer fixed pressure.
锚杆已广泛应用于高层建筑基坑的支护结构中,它利用地层的锚固力维持结构物的稳定。
The main aim of this system is to keep main vapor pressure stable when the bed layer temperature is within a limit.
该系统在床层温度不越限的情况下,以控制主蒸汽压力稳定为主要目标。
Real time monitoring and inspecting are conducted during construction; improving effects are detected through pore water pressure, layer settlements and plate load tests etc.
该工程施工与现场实时监测相结合,利用孔隙水压力、土体分层沉降和载荷试验等检测指标对加固效果进行了监测和检测。
A multi layer reservoir may have a pressure behavior different from that of a single layer reservoir, and objective of well test analysis is to obtain individual layer permeability and skin factors.
多层油藏的压力动态可能不同于单层油藏,试井分析的基本目的应是评价各分层的渗透率与表皮因子。
We find that when the collapsing bubble approaches its minimum radius, a high pressure layer just outside the bubble is generated which gradually moves outward and subsequently forms a shock wave.
计算还发现,当气泡接近它的最小半径处,气泡外围形成很薄的高压区,这个高压区域随后向外传播,这就形成冲击波。
The process of accumulation and dissipation of extra-static pore water pressure in fine-grained mud layer of tailings fill dam constructed by up-stream method is analysed.
本文对上游法修筑的尾矿坝的细粒泥层内超静孔隙水压力的积累和消散过程进行了分析。
In land, fracture pressure is go up by what layer brings to bear on the case of Fu terrane pressure is numeric.
在陆地,压裂压力是由地层施加的上覆岩层压力的函数值。
The photonic band gap (PBG) property of a one-dimensional photonic crystal with a defect layer under pressure is studied, accordingly an improved model of pressure sensor is described.
通过研究带缺陷的一维光子晶体受压力后光带隙性能的变化,提出了改进型光子晶体压力传感器的理论模型。
The theoretical analysis and experimental results show that boundary layer separation will produce pressure drag.
理论分析和实验的结果说明:边界层分离将引起压差阻力。
The electron density hardly changes because there is no light pressure acting on the plasma layer when the plasma layer is opaque.
当等离子体透明时,几乎没有光压作用在等离子体上,因此电子密度几乎不变。
The boundary layer separation points, minimum pressure positions on the surface and the drag coefficients are in agreement with numerical solutions and experimental results.
边界层分离点、物面最小压力点及阻力系数的计算结果与一些数值解及实验结果是符合的。
The introduction of micro pressure sensor array expands ways detecting boundary layer separation point.
微型压力传感器阵列的引入,拓宽了边界层分离点检测的解决途径。
The separation flow is three dimensional in hydraulic machine. The pressure gradient in cross direction produces secondary flow in boundary layer.
水力机械的分离为三维流动,三维流动的侧向压力梯度产生边界层的二次流动。
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