portland cement concrete是什么意思

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The reasons of normal cement concrete pavement s crack,fracture and stagger,etc.

简要分析普通水泥混凝土路面开裂,断板、错台等病害的原因,阐述预应力混凝土路面的使用性能。

Researches in Assessment of Teaching Level in Ordinary Institution of Higher Learning;

普通高等学校本科教学工作水平评估研究

Block B125 in Gucheng oilfield is ordinary heavy oil reservoirs of type 12 with the characteristics of shallow depth, small thickness and serious lateral and vertical heterogeneity.

河南古城油田B1 2 5区为Ⅰ2 类普通稠油油藏 ,具有埋藏浅、厚度薄 ,平面、纵向上非均质性严重等特点。

Speed standard solution-making taking the place of ordinary method of standard solution-making is able to reduce re-calculation greatly,and it can simple the calculating formula,making the standard solution-making rapider,accurater, and simpler.

用快速标液配制法取代普通的标液配制方法,能够大大减少重复计算,简化计算公式,从而使标液配制更快速、更准确、更简单,具有一目了然的效果,即使是傻瓜也能很快掌握并使用它,故又称傻瓜配药法。

Some examples of normal and intelligent diabetic socks are given,about their functions,mechanisms and related innovative fiber materials and the textile technologies.

列举了几种新型的普通糖尿病足患防治袜和智能型糖尿病足患防治袜的功效、作用机理以及所涉及的新型纤维材料和纺织新技术,为我国科研工作者进一步开发新型糖尿病足患防治袜提供参考。

Some examples of normal and intelligent diabetic socks are given, about their functions, mechanisms and related innovative fiber materials and the textile technologies.

列举了几种新型的普通糖尿病袜子和智能型糖尿病袜子的功效、作用机理以及所涉及的新型纤维材料和纺织新技术,为我国科研工作者进一步开发新型糖尿病袜子提供参考。

the ventilation and temperature reducing schemes in the common and demagnetizing work pattern for the generator room of practical engineering are studied as example in this paper.

本文以实际工程为例研究了发电机组普通和消磁工作模式下机房内的通风降温方案,计算得到了各种工作模式下机房内引入的室外新风量、冷风量和喷雾量,为发电机房的通风降温方案设计提供了一定的理论和实践基础。

Problems and difficulties are doomed to arise for an adult higher educational institution to transform into a regular voca- tional school.

成人高等院校在转制创办普通高职院校的发展过程中。