环刀法是用已知质量及容积的环刀，切取土样，称重后减去环刀质量即得土的质量，环刀的容积即为土的体积，进而可求得土的密度。测定环刀的质量及体积，切取土样将环刀刃口向下置于土样上，将环刀垂直下压,并用切土力沿环刀外侧切，擦净环刀外壁,称环刀加土样质量。
... in-core detector cutter 核【炉】心侦检器铣刀 core cutter method 环刀法 continuous sidewall core cutter 连续式井壁岩心切割器 ...
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环刀法（ring shear testing） 4.钻芯法（drilled core method） 沈阳建筑大学 土木工程结构试验与检测 10.2.5 strength and modulus testing 1.
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文章详细信息 关键词： 路基;;压实度;;检测;;灌砂法;;环刀法 [gap=400]Keywords: subgrade,compactness,test,sand replacement method,cutting ring method
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This paper expounds the conception of the compactness, introduces some methods for detecting the field compactness such as the sand cone method, the cutting ring method, the nuclear magnetometer method, and the core-drilling method, etc.
阐述了压实度的概念，介绍了灌砂法、环刀法、核子仪法、钻芯法等现场压实度的检测方法。
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当采用双环入渗法和环刀法测定土壤的饱和渗透系数时，土壤剖面土壤水压力势分布规律不同。
The distribution law of pressure potential in saturated soil using two-ring infiltration method to determine the permeability coefficient was different to that using cutting ring method.
为了提高土壤容重测定中土样采集的效率和精准性，将环刀法和原状取土管法结合，进行了分段式原状取土器的研制。
To improve efficiency and veracity of soil sampling in testing bulk density, the cutting ring method and in situ soil tube method were combined and a multi-segment in situ soil sampler was designed.
鉴于瑞雷波勘测技术在工程领域中的应用范围逐渐扩大，并取得了较好的效果，故有必要以瑞雷面波法对路基压实度进行检测，并与常规方法灌沙法和环刀法进行对比，验证其可行性与可靠性。
Given this, it is necessary to detect the roadbed compactness with Rayleigh wave method and compare it with the sand cone method and cutting ring method, which verify its feasibility and reliability.
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