查询词典 deflectometer

At the same time, the evaluations of pavement performance with FWD are researched based on the backcalculation results. We also analyse the mathematical basic of the solvability conditions for inverse problems, the dynamic problems of pavement and the dynamic backcalculation of subgrade modulus of PFWD (Portable Falling Weight Deflectometer).

同时，采用模量反算结果进行了FWD评价路面性能的应用研究，分析了反问题有解存在的数学基础，探讨了路面动力分析问题，并对PFWD的路基模量动力反算问题进行了研究。

Three types of subgrade filling material are selected to analyze the change rule of subgrade resilience modulus under different compaction. Meanwhile PFWD（portable falling wei-ght deflectometer） is combined to integrate this parameter with compaction of construction control index,which brings about the conversion relation between three subgrade filling material and compaction. It can provide reference for pavement design and construction.

选定三种不同类型的路基填料，分析在不同压实度条件下路基回弹模量的变化规律，并结合PFWD检测方法，将设计参数回弹模量与施工控制指标压实度联系起来，得出三种路基填料的回弹模量与压实度的转换关系，可为路面设计与施工提供合理的依据。

The main contents included the optimization of x-ray laser characteristics, the applied experimental demonstrations of diagnosing plasma with the x-ray laser as a probe using Moire deflectometer and Mach-Zehnder interferometer, respectively.

以主要成员身份参加莫尔偏折仪、M一Z干涉仪等诊断仪器的设计和调试工作；参与非等宽柱面透镜均匀线聚焦系统的设计工作：参与X射线光学元件的参数设计、实验标定等工作。

This article describes that the contrast tests on the subgrade filled with natural sand-gravel was conducted with portable falling weight deflectometer and Benkelman beam,respectively,the correlation analysis on the modulus from the above tests was conducted and the empirical formula was obtained.

对填料为天然砂砾的路基用便携式落锤弯沉仪与贝克曼梁进行了对比试验，将便携式落锤弯沉仪所得模量与贝克曼梁弯沉进行相关分析，并得到经验公式。

To the engineering problem of nondestructive testing and evaluation for rigid pavement and airfield pavement, an efficient and reliable numerical procedure for back calculating material properties of multiple slabs on multi-layered foundation through the data measured from insitu falling weight deflectometer tests is presented.

本文针对应用落锤式弯沉仪评价刚性路面和机场道面这一工程实际问题，根据刚性路面力学模型，提出了层状非均质地基及其与多块板相互作用和反分析的有效方法。

Analysis of the pavement layer moduli is determined from a back-calculation of falling weight deflectometer data and the measured stiffness moduli of asphalt layer cores, then the pavement response is calculated using a theoretical model, measured response compared to theoretical values.

陈少幸 ，张肖宁，孟书涛，徐全亮分析落锤式弯沉仪的弯沉数据得到的路面层模量与实测的沥青层芯样劲度模量，然后利用理论的模型计算路面响应，比较测量和理论计算的值。

Based on the actual project, the author of this paper studies the influence of different admixture on the grouting material, the admixture is made up of water-reducing agent ZQG 、grouting mixture SM-1、SM-2、modifier MMA or AR,and determines the basic mix proportion through experiments; Discusses the construction technology of the grouting materials and examines the quality of grouting material through drop-weight deflectometer;The main results are as follow

本文来源：发表网专业发表文章，论文检测等综合性服务，发表文章请到发表网！发表QQ： 185230016本文以工程应用为目标，研究了减水剂ZQG、压浆掺合料SM-1、SM-2、改性剂甲基丙烯酸甲酯共聚物乳液和丙烯酸树脂等不同外加剂对压浆材料性能的影响，并研究确定了压浆料的配合比；对压浆施工技术进行了讨论，并通过落锤式弯沉仪对压浆质量进行检测。主要研究结果如下

Projections for reconstruction were figured out,and air density distribution was reconstructed.Moire deflectograms of the plumes were produced and captured with a home-made,wide-range,high-sensitivity Moire deflectometer.

使用自制的大口径、高灵敏度莫尔偏折仪采集真实火箭喷焰的莫尔条纹图；采用傅里叶变换对莫尔条纹展开技术处理，获得了莫尔条纹的相位分布。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。