The erosion of cutting-slope of highway in north Shaanxi Province is investigated and evaluated by measuring the erosiondepth on slope surface through 43 sampling sites.
采取抽样调查法和侵蚀断面测量法，对陕西北部山丘区公路开挖边坡侵蚀进行了定量分析。
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The erosiondepth in the hearth of No. 8 BF were determined before blow-down in it's 1st relining, and the salamander-taphole was positioned reasonably and the salamander as tapped successfully.
The effect of working parameters on the erosion performance of underwater jet is investigated, such as , simulated depth, stand off distance and exposure time.