发明名称 SOIL TESTING ASSEMBLIES
摘要 <p>A single open ended testing cylinder (14) which is attached to wireline probe instrumented head (16) is positioned at the lower end of a conventional hollow-stem drilling auger (12) which is penetrated into the soil (A) therebelow. During testing cylinder (14) is rotated in the soil (A) while torsional loading is measured and axial loading bypassed.</p>
申请公布号 WO1998057143(A2) 申请公布日期 1998.12.17
申请号 US1998011643 申请日期 1998.06.04
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