通过对多个典型取土场的土样进行不同掺灰率的试验，确定了石灰改良膨胀土合理的掺灰率。
The reasonable lime mix rate of the lime improved expansile earthworks has been confirmed by the ways of various lime and earthwork mixture rate upon different earthwork sample.
通过大范围自然冲沟、人工取土场、道路开挖边坡和路堑的野外观察，新发现临潼-长安断裂露头40余处。
By the field survey to the natural gullies, the earth fetching areas, and the excavated slope and chasm for road foundation, we discovered 40 outcrops of the Lintong-Chang'an Fault.
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