讨论了桩土应力比与置换率及桩周土变形模量的关系。
Relationships between the pile-soil stress ratio, the replacement ratio, and the pile lateral soil modulus of deformation are discussed.
概述深层水泥搅拌桩； 设计单桩承载力标准值及置换率；
The standard bearing capacity of single deep cement mixing pile and its displacement ratio are briefly described.
最优击实含水率受到EPS颗粒置换率和水泥添加量的影响。
The optimum moisture content is affected by cement content and EPS beads content.
构成其现实地位的各种弱势因素表现为原因源、权重性和置换率等三个分析维度。
The retarded factors forming the current position are represented in three analyzed dimensions such as source of reason, nature of weight and rate of displacement.
只要适当控制进水水力负荷，反应器的同时进出水体积置换率可达65-74％。
The volumetric exchange rate of feeding and draining simultaneously in the reactor can reach 65-74% if only the influent hydraulic loading rate is controlled properly.
发现置换率相同时，承台板宽度大，水泥土桩的荷载临界深度也大，桩侧摩阻力分布深度下移。
It is found that the load critical depth and the friction range increase while the cap breadth increases with the same replacement ratio.
发现置换率相同时，承台板宽度大，水泥土桩的荷载临界深度也大，桩侧摩阻力分布深度下移。
It is found that the load critical depth and the friction range increase while the cap breadth increases with the samer.
分析表明：面积置换率对桩土应力比的取值影响不大，桩土模量比是影响应力比取值的重要因素。
The analysis show that the influence given by the area replacement rate is very little, while the modular ratio of pile and soil is a important influence factor.
许多欧洲国家和日本的生育率已经下降到人口置换率以下，这让人们担心，劳动力短缺和生产力下降将威胁生活质量。
Fertility rates in many European nations and Japan have dropped below the replacement rate, causing concern that shortages of labor and productivity could threaten the quality of life.
结果表明桩身轴向应力随深度增加呈递减趋势； 粉喷桩复合地基的有效桩长受桩土模量比与置换率的影响。
The result shows that axial stress of Pile takes on degression along with deepness and the effective length of Pile is influenced by replacement-ratio.
置换率是桩体承担荷载比例大小的主要因素，提高桩体承载比例的主要途径是提高桩的置换率，增大桩帽面积。
The replacement ratio is the main factor for the increase of proportion of pile bearing load, and the main way is to raise the replacement ratio of piles and the size of the pile cap.
在欧洲国家中，与美国人口置换率最接近的国家是法国、北欧各国和英国；除了英国之外，其他各国均提供了完善的儿童保育措施。
The only European countries whose birth rates come close to America's are France, the Nordics and Britain, and except for Britain they all have excellent child-care facilities.
分析了半刚性桩复合地基的桩土受力特点，通过数值计算方法，得到半刚性桩复合地基的沉降随桩长、置换率、桩身强度等因素变化的关系。
With the changing of piles length, displacement ratio and piles strength, we concluded the settlement rules of semi -rigid-pile composite foundation by numerical calculation method.
因此在30年内，有大部分时期，生育率都低于“置换”水平——在发达国家刚超过2.0。
So for three decades, fertility rates have mostly been below the “replacement” level—of just over 2.0 in rich countries.
最后，我们报告不同年龄群体行全髋置换术死亡率的不同。
Lastly, we sought to report differences in mortality among different age groups undergoing THA.
在随访期内，肱骨近端内固定假体置换能够提供良好的上肢功能，肿瘤局部复发率低，而且并发症发生率低。
Endoprosthetic replacement of the proximal humerus provides a good function of the upper limb, a low risk of local relapse with a low complication rate at follow-up.
其次，我们选择比较首次全髋置换和关节翻修的死亡率。
Secondly, we chose to compare mortality rates of primary and revision arthroplasty.
目的：回顾性研究21年来行全髋关节置换术的早期脱位率与相关因素。
Objective: to study retrospectively the rate of early dislocation following total hip joint replacement (THR) and related factors during 21 years.
外科技术和植入材料的改进也降低了全髋置换后的死亡率。
Changes in surgical practices and implantable devices have also helped reduce mortality after THA.
结果： 全髋置换后的30天内的总体死亡率为0.24%（18/7478）。
The overall mortality rate at 30 days after THA was 0.24% (18 of 7478).
我们探讨使用载抗生素骨水泥（ALBC）与单纯骨水泥比较可降低初次全髋关节置换术后深部感染率。
We asked if the use of antibiotic-laden bone cement (ALBC) decreased the deep infection rate after primary total knee arthroplasty as compared to plain bone cement.
如何降低假体返修率、提高膝关节置换术后的疗效是亟待解决的主要问题。
How to lower the revision rate as well as increase the effect of prostheses after the knee replacement should be solved urgently.
这份研究报告首要关注的是全髋置换术后在30天内和90天内总体死亡率和死亡原因。
The primary focus of this paper was to determine overall mortality and causes of death at 30 and 90 days for patients undergoing THA.
由于全髋置换技术更多的运用于年老者和具有基础疾病的患者，我们继续监测伴随的死亡率将显得非常重要。
As THA is per - formed more frequently in older and sicker patients, it is important we continue to monitor its associated mortality.
最后把置换算法进行了综合性性能分析，如何才能把缺页率保持在一个合理的水平上。
Finally, the comprehensive performances of displacement algorithms are analyzed, and the method of keeping the rate of missing pages on a reasonable level is obtained.
双辊挤浆机是集洗涤、脱水、置换和压榨于一体的洗涤设备，具有较高的出浆浓度和提取率。
The double roll press is a washing equipment which assembles washing, dehydration, substitution and press with high pulp concentration and extraction yield.
在该转变点前铜的去除率随置换时间增加迅速增加，以后则增加缓慢。
Before it the removal efficiency of copper increases rapidly as the increase of displacement time, but after it slowly.
改进页面置换算法，可以降低页面失败率，从而有效地提高系统性能。
Improving virtual memory page replacement can reduce page fault rate, and therefore improve the performance of the system.
改进页面置换算法，可以降低页面失败率，从而有效地提高系统性能。
Improving virtual memory page replacement can reduce page fault rate, and therefore improve the performance of the system.
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