Analyze the loading of the bottom slab of sluice in the way of elastic grade beam as well as points out the problems in the design program.
采用弹性地基梁的方法，对流槽底板进行了受力分析，并指出以此法进行设计计算时存在的问题。
2
The transverse cracking rate of the Nb containing slab is far greater than that of other steel grade since the former contains Nb and other cracking susceptive elements.
含铌钢由于含有铌等裂纹敏感性元素，其铸坯横裂纹发生率远远大于其它钢种。
3
Recently, it has been proven that the casting technology is advanced because the slab grinding ratio of grade 304 is on the same level at the reference plant.