Application of seismic isolation technique in the small - sized concrete block buildings with frames in the first story 隔震技术在底层框架混凝土小型砌块建筑中的应用
Because it is free from contaminants it can be used in the manufacture of concrete blocks or ready - mixed concrete 由于不含杂质，因此可以用于制造混凝土块或预拌混凝土。
Unstable objects such as barrels , boxes , loose brick or concrete blocks shall not be used to support scaffolds 不得用桶、箱、散砖或混凝土块之类的不稳定物体支撑脚手架。
Standard test method for determining connection strength between geosynthetic reinforcement and segmental concrete units modular concrete blocks 土工合成加筋和分段式混凝土构件间的连接强度的测定的标准试验方法
Measurement of airborne noise emitted by machines ; enveloping surface method ; machines and equipment for the manufacture of concrete blocks , slabs , pipes and prefabricated elements 机器排放的空气传播噪声的测量.第62部分:包洛面法.混
The aim of this paper is to enhance the automatic level of the u type concrete block forming machine , and improve its productivity and quality 本文的研究就是致力于提高u型砌块成型机械的自动化水平，提高u型砌块的生产效率及产品质量。
A couple of soldiers mix cement on the street , lifting it up by a backhoe to their colleagues who use it as mortar , placing concrete block on top of concrete block 几名士兵在街道上混合水泥，用锄铲机举升给同袍们用作砂浆，一层层地累砌混凝土砌块。
The leakage of canal irrigation is so serious that water resource is badly wasted . the best method to preventing this phenomenon is to lay concrete block at canal 由于渠水灌溉渗漏严重，造成了水资源的严重浪费，衬砌就是防止渗漏的最有效的方法。
The enterprise baotou yuefeng machine manufacture company limited has special knowledge within the ranges concrete mixer , concrete block and paving as well as sleeper 是一家众多范畴内的经营者，该公司提供搅拌装置、弯曲机械及混凝土搅拌机领域内的产品。
