1) subsidence prediction
下沉预计
2) subsidence
下沉
1.
Influence of Titanium Mesh Subsidence on Cervical Curvature and Surgical Effect after Anterior Cervical Corpectomy Reconstructed with Titanium Mesh and Bone Graft;
颈前路术后钛网下沉对颈椎曲度和手术疗效的影响
2.
Time function of surface subsidence based on Logistic growth model;
基于Logistic增长模型的地表下沉时间函数
3.
The whole process of dynamic surface subsidence deformation was divided into such three stages as subsidence development,full subsidence and subsidence attenuation.
将地表动态沉陷变形发展变化的全过程划分为下沉发展、下沉充分和下沉衰减3个阶段,分析了这3个阶段地表沉陷变形的发展变化规律,提出了地表沉陷变形速度的新概念,研究了地表下沉过程中的地表倾斜变形速度和水平变形速度的发展变化规律,给出了建筑物易受损坏的危险期,水平拉伸(或压缩)变形速度量大于拉伸(或压缩)变形值最大阶段。
3) sinking
下沉
1.
Treatment of the sinking of 3 hole-12.0m reinforced concrete bridge at DK56+665m of Tian-Han line in diggings;
矿区铁路田韩线DK56+665m处3孔12.0m钢筋混凝土桥梁下沉整治
2.
In this artcle,the author states main technological problems of sinking,viation rectifying,soil diging and bottom seal.
沉井依靠自重消除刃脚阻力和外壁摩擦力下沉,本文对该项工艺的下沉、纠偏、挖土、封底主要技术问题进行介绍。
3.
Sinking of open caisson is the key procedure during construction, success of which will put great positive influence on the execution of the entire project.
沉井下沉是沉井施工的一个关键工序,也是一项工程成败的关键,因此做好沉井下沉是一项工程的重中之重。
4) settlement
下沉
1.
Causes of settlement in high embankment and treatment measures;
高填路堤下沉的原因及其处理措施
2.
Dynamic characteristic of track settlement was investigated by combining the vehicle-track coupling vibration model and the track settlement model,and the dynamic response parameters of track structure and the irregularity in the vertical profiles of track were taken as a connection between the two models.
将车辆-轨道耦合振动模型和轨道累积下沉计算模型相结合,以轨道结构动力学响应参量和轨面高低不平顺状态变化作为两者间的联结纽带,从车辆-轨道耦合动力学角度研究了轨道的下沉变形特性。
3.
According to some difficulties encountered in the large scale sunk-well construction in sea mucky layer combined with practical work based upon practical settlement control measures are proposed for sunk-well as well as points for attention to resolve those questions.
针对海淤泥层沉井施工中,易发生涌土、超沉、突沉、地下水大量涌入等现象,结合具体的工程实例,通过沉井下沉计算,阐述了控制沉井下沉的方法,以有效解决施工难点。
5) sink
下沉
1.
In the light of the suddenly dangerous situation of foundation sinking during the construction of high-formwork in Shenzhen conference and exhibition center, the split grouting technique is adopted, which strengthens the bearing capacity of foundation, makes the stable foundation not sink, and assures that the top framework construction can be carried through smoothly.
针对深圳会展中心高支模施工过程中突发的基础下沉险情,采用劈裂注浆技术增强地基土的承载力,稳固基础不下沉,保证上部结构施工顺利进行。
2.
The text introduces several problems of should be noticed during designing gravity type sinking-well in order to ensure the well foundation sunk to the design elevation smoothly.
根据重力式沉井的设计原理 ,论述了为保证沉井基础顺利下沉至设计标高 ,满足设计需要 ,在设计中应注意的几个问题 ,供同行们参
6) subsiding
下沉
1.
Rectifying deviation and reinforcement of this unsafe building have been successfully completed by way of the diagonal bracing with anchor pile and cutting soil construction, dividingng the building into subsiding section and lifting section.
采用锚杆静压桩斜向支撑方法,划分下沉和抬升两个区段,掏土后成功纠偏,解决了此类危楼纠偏加固问题。
参考词条
补充资料:可靠性预计
可靠性预计
reliability prediction
段,基本确定了元器件清单(指型号、供货商、特定工艺、技术规范等)、应用时的应力条件、降额系数等后,就可用元器件应力分析法,对各类元器件的工作失效率又,进行细致的可靠性预计。除集成电路外,工作失效率人,都是基本失效率几、与一系列二系数的乘积,例如晶体管的工作失效率模型为:又,=人、二:勒二‘二,2二,二c,其中各二系数依次分别为环境系数、质量系数、应用系数、电压应力系数、功率或电流降额系数、结构系数。基本失效率又、符合阿伦尼斯模型。中国国军标<电子设备可靠性预计手册》口BZ卯B一1卯8列出了最新的各类国产元器件又、的公式和各种系数的数据和图表,如使用进口有质量保证的元器件可用国际标准如美军标M止HDBK-Z17F等手册。产品如有部分工作时间处于非工作状态,则可查非工作失效率预计的国军标。军标中心推荐的5种可靠性预计的计算机软件中包含了国内外元器件混合使用的惰形。 非电系统的可靠性预计与电子设备可靠性预计的思想差不多。部件按串联系统进行可靠度或故障率的预计。部件的工作故障率也是墓本故障率再乘以一系列非电部件故障率的修正系数。上述是基本可靠性预计,至于任务可靠性需结合具体设计分析。 (丁以华)kekcoxing YUJi可靠性预计(rehabilityp初iction)根据系统的可靠性模型和组成系统的元器件、部件的可靠性数据,并考虑规定工作条件对系统的影响,而进行估计系统可靠性的工作。 目前电子设备的可靠性预计方法比较成熟。通常将电子设备和组成元器件的关系看成是申联系统。因此电子设备的故障率又一屈ni凡入,其中几‘是第‘种元件的经验失效率,n‘是第i种元件的数量,二‘是第i种元件的可靠性敏感度系数(如质量因素、环境加固等设计时须特殊考虑的系数)。将各个电子分系统的故障率预计值相加就是整个电子系统的可靠性预计值。平均故障间隔时间(Ml卫F)或可靠度R(t)的预计值可以直接推出。这种方法叫元器件计数法,它是比较粗被的,用于方案论证及初步设计阶段。在详细设计阶
说明:补充资料仅用于学习参考,请勿用于其它任何用途。