垫层

The effect of the stiffness and the damping of the cement asphalt mortar on the vertical dynamic responses of the system was analyzed.

计算结果表明，合理的CA砂浆刚度为1.0~1.5 GPa/m，尽量采用大阻尼的CA砂浆垫层将有利于降低轨道板的振动。

This paper,by means of the unified model of vehicle-track systems,performs a simulating calculation of the railway track and vehicle,caused by track stiffness change.On the basis of simulation calculation,this paper tries to analyze the influence of track stiffness change on axle box acceleration with wavelet and power spectrum density.

据此运用车辆-轨道垂向系统统一模型对不同轨道刚度情况下引起的车辆和轨道响应进行了仿真计算，并对计算结果进行小波分析和功率谱处理，主要分析了钢轨、轨下垫层、道床刚度的变化对客车轴箱加速度的影响，同时对用客车轴箱加速度的变化反推道床的刚度状态进行了探索。

Railway track ; sleeper ; ballast ; axle box acceleration ; wavelet analysis

轨道；垫层；道床；轴箱加速度；小波

In addition, it is put forward that the macro stability analysis of revetment s against slippage under wave attack be carried out.

通过国内外堤防设计技术规范和导则的比较研究，提出在我国堤防工程设计规范中进一步明确护坡设计中对反滤和垫层的技术要求，并给出相关设计准则。

And considering the necessity of avoiding blow-up and frost boil, some available measures, such as mat base of calking crushed rock, anti-freeze and seepage prevention insulated wall are adopted in practical roads.

考虑到防止冻胀、翻浆的必要性，提出了填隙碎石垫层、防冻防渗保温墙等有效的路基防病害技术措施，并在具体工程中得到应用。

In some cases, the cause of the unreasonable value was related to some aspect of the procedure, such as inadequate SSG contact on the sand bedding or an uneven surface that would cause the CIST drop weight to rebound laterally against the inside of the guide tube upon impact; however, particularly with the SSG, the cause of the unreasonable measurements was often unknown and simply required repeat testing.

在某些情况下，造成这一不合理的价值，是与某些方面的程序，如不足特殊保障联系上的砂垫层或不平坦的表面，会引起中科院落锤，以反弹横向对里面的引导管后的影响，但是，尤其是同特殊保障，造成这一不合理的测量往往是未知的和根本要求重复测试。

The numerical calculation show that load transfer and settlement of composite groundsill is affected by the thickness and modula of soil layer .

计算结果表明，在进行复合地基载荷试验时，载荷板下的垫层厚度及变形模量会对复合地基的荷载传递特性以及沉降产生影响。

Bare copper flat wire technology is adopted for wire package,with H class insulant as bedding to realize functions like : quick heat dissipation,high efficiency and long working life.

线包采用丝包铜扁线技术工艺，用H级绝缘材料垫层，散热快、效率高、寿命长。

Research results: The proposals are offered that for ballastless track it should be given priority to lay open latch impressed rail with iron tie plate and spring having bolt, to equip with iron tie plate and single layer or double layers elastic bedding, and to equip with no bed retaining fastenings for sub -rail foundation.

研究结果：提出了无碴轨道宜优先采用带铁垫板的分开式、弹条有螺栓扣压钢轨和铁垫板、单层或双层弹性垫层、轨下基础不设挡肩扣件的建议。

Finally, the paper studies the application of reinforced cushion in melioration on building groundwork relying on the projects of Chao Tian City Gate and Lin Zhang City Gate.

最后，以泉州市朝天门和临漳门城楼的工程实例为依托，总结分析加筋垫层在处理建筑物地基中的应用情况。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。