Standard practice for thin - walled tube sampling of soils for geotechnical purposes 土工技術(shù)用土壤薄壁管抽樣的標(biāo)準(zhǔn)操作規(guī)程
The magnetic leakage field distribution above linear defects of a tube sample under the geomagnetic field was modeled according to magnetic dipole theory 摘要利用磁偶極子理論,建立穩(wěn)恒微弱地磁場(chǎng)作用下管類試件線狀缺陷段產(chǎn)生的漏磁場(chǎng)模型。