精品文献
机械挖石方
机械土石方平场方案(1)
Accor ding to Office Party of mass line education pra ctice a ctivities le d group of unified arrangements, units main le d to for ca dres w orkers Shang a times party lect ure, due to himself level limited, only put t his stage conce ntrated lear ning of ex perience today and everyone common with lear ning exchange, pur pose is let w e f urther dee p understa ndi ng mass li ne of connotati on, i
土石方机械的施工选择
选择机械设备是土石方施工的重要环节之一,不但关系到机械能否合理使用,充分发挥其最大效能,而且直接关系到使用成本、施工工期和施工质量,因此,必须进行全面分析比较,以达到经济合理的目的。
