现场试验

Friction forces of earth acting on the anchor bar of bridge dais have been measured as long as20 h on the spot.

本文对锚拉桥台的锚拉杆进行了长达20小时的现场监测试验。

The problem that how to get uplift bearing capacity of single pile through field data of non-destructive test on piles attracts more and more attention.

利用未达到破坏的现场静载试验数据确定抗拔桩极限承载力的问题，日益受到工程界的重视。

In order to gain higher bearing capacity of the pile and popularize the pile in Tianjin.The further study of the longer pile is cried for.

本文通过对桩长为15m的劲性搅拌桩的现场静压试验及采用MARC有限元分析，对该桩长范围的劲性搅拌桩的承载力和受力机理进行了研究。

The article does research in theory model, in-situ experiment and numerical simulation. The research results show that the flexible bearing plate method is suitable to test the deformation of complete and stiff rock mass.

从两种试验方法的理论模型、现场实际测试和数值模拟入手进行研究，研究结果表明：完整坚硬类岩体适宜采用柔性承压板法。

It not only helps furthering our understanding of the mechanism of pre-splitting blasting, but also proposes an effective method for blasting theory and engineering design. Based on a vast amount of blasting vibration data, the paper selects blasting vibration effect parameters using fuzzy theory, and establishes a prediction model of fuzzy neural network of peak particle acceleration.

在分析研究大量现场生产试验爆破振动数据的基础上，提出了一种应用模糊理论优选爆破振动影响参数的方法，并建立了爆破振动峰值模糊神经网络预测模型，对大冶铁矿生产爆破振动进行了预测，平均误差为5.58％，为爆破振动峰值预报提供了一种新的方法。

To study vertical bearing behavior of the foundation,a shaft diaphragm wall foundation of bridge in loess area was tested for bearing capacity by use of the self-balanced method.

为研究其竖向承载特性，在国内首次采用自平衡法对黄土地区某桥梁的井筒式地下连续墙基础进行了现场静载试验。

With the small test sample to simulate the local stress conditions of the coupler knuckles,the fatigue tests are carried out according to the load spectrums of pulling and pressing programs of the freight car coupler s and their simplified spectrums.

用小试样模拟钩舌局部区域应力状态，分别按货车车钩拉、压程序载荷谱和该谱的简化谱进行疲劳试验，所得的疲劳寿命值与现场车钩运用调查统计值均相符合；同时，对 AAR所推荐的恒幅载荷也进行了试样的疲劳试

In artificial hot chamber and field study,the level of HSPs in the lymphocyte of the subjects or workers in drink group was higher than that of the control.

结果 饮料组与对照组相比，小鼠HSP27、HSP70的合成量增加，且在不同时相蓄积量多于对照组，耐力试验平均衰竭时间延长，减少了体内血乳酸的蓄积；模拟高温作业受试者和现场高温作业工人HSPs水平均高于对照组。

Coal load in ball tube of pulverizing system is affected by many factors, this paper analyzes these factors and their relations.

由于神经网络技术的发展，神经网络在非线性控制方面显示出强大的优势，同时近年来出现的逆系统方法对于多变量非线性系统的控制指出了一条可算是光明的道路，鉴于以上两项技术的优越性，本文提出对BMPS进行神经网络逆系统控制的方法，首先通过机理分析的方法建立了BMPS的非线性动态数学模型，并依此模型设计了神经网络逆系统控制方案，由于此方案中需要用到球磨机磨筒内负荷的反馈，但是磨内负荷是一个不能直接测量的量，而且其测量方法是多年来人们一直在努力的方向却又一直不能较好地解决，本文提出对其进行神经网络测量的思想和方法，这一方法的仿真试验和现场实测结果均表明其研发造价低廉的优越性和测量较为准确的实用性。

In this article, introducing subgrade max dry density and optimum water content, it introduces site density experiment methods（including cutting ring method, sand replacement method, applicable condition）instrumentand procedures.

本文在介绍路基土、路面基层最大干密度及最佳含水量方法的同时，还对目前现场密度试验普遍采用的方法：环刀法、灌砂法、核子湿度密度仪法适用条件、仪器、方法步骤等做了详细介绍。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。