Experimental research on hydration of cement, sunlight temperature field and temperature effect of railway concrete box girder is studied in this paper.
运用试验方法，对铁路混凝土箱形梁的水泥水化、日照温度场及温度效应进行研究。
The cable saddle is a structure with its HDPE sleeves installed in a rectangular steel box and with the high-grade cement mortar grouted outside the sleeves.
采用HDPE分丝管索鞍，即将HDPE分丝管置于矩形焊接钢箱内，在分丝管外灌注高标号水泥浆的结构形式。
By the use of a finite element method the authors have calculated the stress and rigidity of a main reduction gear box case body for a certain type of cement mill.
应用有限元法对某型水泥磨机主减速齿轮箱箱体的应力和刚度进行了计算。
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