c40

According to C40 , a climate leadership group made up of 97 cities around the world , extreme heat events in cities can cause mortality increases of up to 14 % , as well as lower workforce such as roads and rail lines .

根据城市气候领导联盟C40的数据，城市的极端高温天气可能导致死亡率上升14%，并会导致人们的劳动效率降低，损害道路和铁轨等基础设施。C40在全球拥有97个成员城市。

This paper introduces specific measures of a certain C40 large concrete back strength wall and loading trench .

介绍了某反力墙及地载沟C40大体积混凝土控温抗裂的具体措施。

Study on Adsorption Isotherm of Toluene and Acetone onto Activated Carbon C40 / 4

活性炭C40/4吸附甲苯和丙酮吸附性能研究

They work together in climate change , for example . Organizations like the C40 , like ICLEI , which I mentioned ,

她们合作对抗气候变化问题，如C40，ICLEI这些我刚才提到的组织，

The practice shows that the substitution of C40 anti-washout underwater concrete for polymer concrete will reduce engineering cost and ensure engineering quality .

实践表明：用C40水下不分散混凝土代替聚合物混凝土施工，降低了工程造价，保证了工程质量。

Finally , some basic strength indexes of C20 ~ C40 recycled concrete with 100 % RCA are proposed .

最后，针对再生粗集料取代率为100%的C20~C40再生混凝土主要强度指标的取值提出了建议。

This paper has collocated the C40 self-compacting high performance concrete by using the optimization designing technique and the active constituent double-mixing technique .

利用高性能混凝土的优化设计方法以及活性掺和料双掺技术配置出C40自密实高性能混凝土。

One such effort is the C40 , a group of 75 major citiesthat gathers and exchanges data to enable concrete actions to tackle climate change .

C40便是它们的一项努力成果。这是一个由75个主要城市组成的集团，负责收集和交换数据，以便采取具体行动应对气候变化。

The concrete level have certain influence to the node ductility performance , the node ductility of C40 , C50 concrete is better and considered firstly ;

混凝土的等级对节点延性性能有一定影响，C40、C50混凝土的节点延性较好，宜优先考虑；

Many propose more efficient outdoor lighting , which accounts for almost one-fifth of energy consumption across C40 cities and is mostly old and inefficient .

很多人提议更有效的自然光，这大约占C40城市能量消耗的五分之一，并且大部分都很旧，效率低。

This paper explained the significance and the technical ways of developing Green High Performance Concrete of middle-strength grade ( C20 ~ C40 ) with high addition Fly Ash .

论述了发展中等强度等级（C20～C40）高掺量粉煤灰绿色高性能混凝土的意义及其配制的技术途径。

The mixture ratio of C40 marine high performance concrete is optimized through test of the hydration heat of binding material , slump , chloride ion diffusion coefficient , anti-crack rand of concrete .

通过测试胶凝材料水化热、混凝土的坍落度和氯离子扩散系数、抗裂等级等性能，对C40海工混凝土的配合比进行了优化设计。

Outlet temperature of Adsorption of acetone on activated carbon ( C40 / 4 ) were measured by time integration at15 ℃, 20 ℃, and25 ℃ by using an apparatus developed for this purpose .

在不同温度（15℃、20℃、25℃）下，测试了活性炭C40/4吸附有机气体丙酮的吸附热引起吸附柱出口温度的变化。

The technique of high-efficient prestressing concrete refers to the using of concrete ( the indensity is not less than C40 ), high - indensity tendons and strands ( the indensity is not less than 1470MPa ), and the technique of tension and fixing system .

高效预应力混凝土技术是指应用混凝土强度在C40级以上，钢材强度在1470Mpa以上高强度钢丝和钢绞线，以及相应的张拉、锚固体系和技术的预应力混凝土技术。