The construction technology of long spiral drilled press-grouting super-fluid concrete pile is a new kind of pile-forming construction technology.

长螺旋钻孔压灌超流态混凝土施工技术是一种值得推广的新型成桩技术。

youdao

This paper introduced the characteristics of high dense fluid concrete, design of batching ratio, the experiment and test of bent concrete component in medium hardness prestress.

介绍了高流态自密实砼的性能、配合比设计方法及其在中等强度等级预应力受弯拉砼构件中的应用试验及测试情况。

youdao

The first_order critical fluid speed with concrete structural parameters is calculated, and the influence on critical fluid speed is studied when the structural parameters are changed.

求得了具体结构参数情况下的第一阶屈曲临界流速，计算了结构参数变化对临界流速的影响。

youdao

Hurst had previously performed a test in his garage, in which he poured charcoal-lighter fluid on the concrete floor, and lit it.

NEWYORKER: Trial by Fire