Comparing with traditional construction materials, the ceramic grain concrete possesses the advantages of smaller thermal conductivity coefficient, less weighty and better structural performance.
与传统的建筑材料相比,陶粒混凝土具有导热系数小、重量轻、结构性能好等优点。
The some techniques of guide shaft and expansion excavation are improved for assure the successful construction and raise the safety coefficient.
为保证施工顺利进行,且提高安全性,对正反导井及扩挖系统进行了多项技术改进,提高了安全系数。
Torsion moment coefficient is the key parameter for torsion moment-method construction of high strength bolts.
扭矩系数是高强度螺栓扭矩法施工的关键参数。
The experimental and theoretical data of the effective coefficient about horizon mortar joint thickness effects on masonry envelope quality in construction on the basis of experiment are given.
根据结构试验得出施工中砌体水平灰缝厚度对砌体强度的影响系数的试验值与理论值,从理论上分析砌体砌筑时灰缝厚度对砌体质量的影响程度。
The dam for the Nuozhadu Hydropower Station is located in an area with small valley coefficient, poor construction conditions and difficult arrangement of access roads to dam crest.
糯扎渡水电站大坝所处地段的河谷系数小,施工条件差,上坝道路布置困难。
The prerequisites of construction of the assets equation is the estimation of the drift coefficient b(·).
资产方程中漂移系数和扩散系数的估计是建立方程的前提。
For the sake of further analysis on the overall structure in the construction phase, composite creep coefficient is adopted to express the creep behavior of centric loaded CFST members.
为了进一步进行整体结构施工阶段分析,本文继而用组合徐变系数来表达钢管混凝土轴压构件的徐变变形。
This paper gives an account of and analyses the experimental results of heat transfer and drag coefficient of the spiral tube of different construction.
本文叙述了对不同结构螺纹管阻力系数和传热性能的试验结果,并对试验结果进行了分析。
The structure has the advantages of brief construction, big amplificatory coefficient and easy manufacturing techniques.
该机构具有结构简单紧凑、增力系数大、制造工艺简便等优点。
The construction, work principle and characteristics of the temperature limited PTC(positive temperature coefficient) heating cable are briefly presented.
简要介绍了自限温型PTC(正温度系数)电热带的结构、工作原理及性能特点;
Engineering Practice shows that the coefficient of heat conduction small insulation of the fine, construction performance, stable, non-toxic and non-radioactive pollution characteristics.
工程实践表明,其具有导热系数小,绝热性优良、施工性能稳定、无毒无放射性污染等特点。
In construction design, there is still no a reasonable uniform cost about the rigidity amplification coefficient of center beam and boundary beam.
在结构设计中,选择一个合理的中梁、边梁刚度放大系数和选择一个合理的梁端弯矩调幅系数一直没有得到一个统一的值。
The roughness coefficient as an important parameter is very critical and useful to the hydraulic engineering whenever on the stage of design, construction, operation and management of the project.
糙率系数作为水力计算中一个至关重要的参数,对其变化规律及取值范围的研究是进行各种水利工程设计、施工、运行和管理过程中的重要工作。
Heat exchanger in the heat reuse of environmental protection, metallurgy and construction materials often loses effectiveness because of the increased dirt coefficient.
环保、冶金及建材行业余热利用中的热交换器,常因管内污垢系数上升、换热面粘附粉尘而失效。
The most important content of agent-construction contract is to determine incentive coefficient of cost and incentive coefficient of time.
代建合同的重要内容是成本激励系数、工期激励系数的制定。
Seepage through the channel dredging project and the construction of small-scale water contiguous to effectively improve the utilization coefficient of irrigation water.
通过渠道清淤防渗工程和小农水连片建设,有效地提高了灌溉水利用系数。
The construction of P202-2H well is hard due to long horizontal hole section and large string friction. High safety coefficient for strings in construction is required.
2H井施工难度大:水平井段长,管柱摩阻大,对施工管柱要求安全系数高;
Studies the influence of the reform of envelope construction, variation of shape coefficient and increase of ventilation rate on t…
研究了围护结构性能改进、体形系数变化及换气次数增加等因素对建筑全年空调、供暖能耗相对变化率的影响规律。
Studies the influence of the reform of envelope construction, variation of shape coefficient and increase of ventilation rate on t…
研究了围护结构性能改进、体形系数变化及换气次数增加等因素对建筑全年空调、供暖能耗相对变化率的影响规律。
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