本发明提供的是一种舰船高传递损失基座结构。
The invention provides a ship high transmission loss base structure.
真空度在新吹填淤泥中的传递损失明显大于天然淤泥。
The loss of the vacuum degree transfer in new hydraulic fill muck is obviously larger than that in the muck.
由边界元法计算出消声器的四极参数,从而预测传递损失等消声量。
The four-pole parameters of muffler can be obtained using BEM, therefore the acoustic characteristics such as transmission loss can be predicted .
并对含有穿孔管声学元件的消声器进行传递损失计算和消声性能分析。
Their transmission losses are calculated, and their silencing of noise properties analyzed.
文中计算了直管段的四极参数及膨胀腔的传递损失,并与一维理论结果进行了比较。
The four-pole parameters of a straight duct and transmission loss of an expansion chamber have been calculated and compared with the results obtained by means of one-dimensional theory.
通过对轴对称抗式消声器进行有限元分析,建立其数学模型,对传递损失编制程序计算。
In this paper, the reactance silencer with axis symmetry is analyzed in finite element method so as to establish a mathematic model for the programming of calculation of the trans-mission loss.
在声学方面改进了传递损失的计算方法,着重分析了穿孔结构参数对消声器声学性能影响。
In acoustics aspect, the paper improves the method of calculating transmission loss and analyses emphatically the influence of structure parameters of perforated structure to acoustic performance.
使用有限元法计算穿孔管消声器的传递损失,并与实验测量结果进行了比较,二者吻合良好。
The predicted transmission loss of perforated tube silencers using the finite element method and experimental results are compared and showed good agreement.
利用此种矩阵,计算了两种结构的消声器的传递损失,并在双传声器随机激励消声器试验台上进行了试验验证。
The sound tranfer loss of 2 kind of muffler structures are calculated, then tested and verified on the double sound transferrer random exciting exhaust muffler testing rig.
建立某汽车排气消声器的声学分析模型,采用有限元法和边界元法对排气消声器的传递损失进行了仿真分析和试验测试。
The acoustic analysis model for an automotive exhaust muffler is built, and the transmission loss of exhaust muffler is measured by test and also simulated by using both FEM and BEM.
为考察消声器的性能,先用三维有限元法求出消声器两端的四端子参数,然后再根据四端子参数求出消声器的传递损失。
The 3-D finite element method is used to obtain the four-pole parameters of a muffler which are in turn used to calculate the transmission loss.
将子结构法和双倒易边界元法联合应用于预测具有三维复杂流存在时管道和消声器的四极参数与传递损失,阐述其基本原理与数值过程。
A substructure method and a dual reciprocity boundary element method (DRBEM) are applied to calculate four-pole parameters and transmission loss of ducts and silencers with complex flow.
为了很好地维护公共事业公司的利益,要确保每条消息始终至少传递一次,因为未传递的消息会造成收入损失。
It is in the best interest of the utility company to insure that every message is always delivered at least once, because undelivered messages result in lost revenue.
协调者的损失则会包括瓶颈的可能性、引起延迟的可能性、以及在开发人员之间传递时信息丢失的可能性。
Some costs of an intermediary include the possibility of bottlenecks, the potential of introducing delays, and the potential loss of information when it is passed between developers.
由坡面流能量、能量损失、传递及其平衡得出了坡面流对坡面上土物的拖曳力。
It can get the drag force according to flow energy, energy loss, energy transfer and its balance.
在社会信息传递受限的背景下,这种损失其实也是一种社会选择的结果。
With the limitation of the passing of social information, this kind of loss is in fact a result of social choice.
对圆桶式结构和圆盘式结构的传递力矩和功率损失比较分析,确定了实验模型的结构尺寸。
The structure dimension of examination model was ensured through contrast and analysis the transferring moment and power loss between drum structure and disk structure.
这么做的额外好处是,一旦某交易者违约,风险会传递给清算所,损失得以控制。
That would have the added benefit of limiting the damage from a collapse, since the default would pass to the clearing house too.
立即报告和传递所发生的EHS事故,并及时采取应急措施,避免职员伤害、事故损失的近一步扩大。
Immediately report the occurrence and transmission of EHS incidents and to take timely emergency measures to prevent the step forward expansion of personal injury and incident.
本文研究环锭纺动态捻度传递过程,对导纱钩的捻陷作用及捻度损失的计算进行了分析探讨。
This paper studies the dynamic twisting process in ring spinning; analyses and calculates the loss of yarn's twist.
帕斯卡定律是:封闭容器中的静止流体的某一部分发生的压强变化,将毫无损失地传递至流体的各个部分和容器壁。
The Pascal's law is: Seals up intensity of pressure change which in vessel's fluid at rest's some part occurs, will not lose the transmission to the fluid each part and the vessel wall.
在不损失原有方案安全性的前提下,本文给出了一种将有状态可传递签名转化为无状态可传送签名的新方法。
A new practical method is introduced to transform the stateful transitive signature schemes to stateless one without loss the security.
而在服务质量传递系统中,有诸多因素影响着服务质量传递的效率,并最终使顾客感知服务质量的效果有所损失。
Many factors would affect the efficiency of transmitting service quality and customers could perceive the losses in transmitting service quality.
委托方选择传真或电子邮件方式发送报告的,本公司对由此类传递而产生的任何损失不承担责任。
If they select to send to the test report by Fax or E-mail, IAS shall not be liable for any loss or damage caused by this way.
委托方选择传真或电子邮件方式发送报告的,本公司对由此类传递而产生的任何损失不承担责任。
If they select to send to the test report by Fax or E-mail, IAS shall not be liable for any loss or damage caused by this way.
应用推荐