原状土，通常又叫做原状土样，是保持天然含水量及天然结构的土样。用来测定土的容重、天然孔隙比、压缩系数及抗剪强度等指标。取土的方法通常采用压入法、击入法与回旋击入法。
基于岩土工程勘察中原状土样采取的探讨_工程论文 关键词： 岩土工程；工程勘察；原状土；取样 [gap=651]Key words: geotechnical engineering; engineering investigations; undisturbed soil; sampling
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... 原状(始)地面 natural (original) ground surface 原状土 natural soil 增强热固性树脂管 reinforced thermosetting resin pipe (RTRP) ...
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原状土样 [土壤] undisturbed soil sample ; undisturbed sample ; Soil sample undisturbed
原状土地 undisturbed ground
原状土试样 undisturbed sample
原状土芯法 intact-core ; core
现场原状土 Site undisturbed soil
非饱和原状土 Unsaturated Natural Soils
原状土剪力试验 inplacesoilshearingtest ; shearing test
非原状土样 disturbedsoilsample ; Soil sample disturbed ; Soil sample remolded
Undisturbed soil monolith lysimeters were conducted to study daily nitrous oxide(N2O) emission and its relationship with soil temperature and water content in a continuous vegetable cropping system in Wuhan.
采用原状土柱试验,研究了武汉市菜地连作系统不同时期土壤N2O释放日变化特征及其与土壤温度和水分的关系。
参考来源 - 菜地系统土壤氧化亚氮排放的日变化·2,447,543篇论文数据，部分数据来源于NoteExpress
原状土的结构性对它的力学性质影响显著。
The mechanical characteristics of natural soils are significantly affected by their structure.
实验用的非扰动原状土柱取自地下研究设施内的含水层，实验用水为地下水。
An undisturbed soil column and the water used in the test were taken from the aquifer in the Facility.
针对原状土样和重塑土样在脱湿或加湿过程中无侧限抗压强度的变化进行了研究。
The unconfined compression strength of the undisturbed and remolded specimens are studied in the conditions of the dehydration or adding moisture content.
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