试补
试补-
商丘试区引黄补源条件下土壤盐分及地下水动态分析
Analysis of Irrigation of Utilizing Yellow River to Soil and Groundwater Environment in Shangqiu Agricultural Experimental District
-
通过对试棒焊补效果的显微分析及对机床导轨、油缸、曲轴修复结果的检验和分析，表明铸造缺陷修补机在修补铸铁材质零件的砂眼、缩松方面是可行的；
By analyzing welding effect of test bars , guide rails , oil cylinders and crankshafts , the results show the casting defect repair machine is feasible in repairing sand holes and dispersed shrinkage of castings .