Press air spade for cutting of hard and tough soil, such as clay or the like.

• 1. 用于坚硬材料切割的环形线单线切割机 [P] . 中国专利： CN210820274U . 2020.06.23
• 2. 用于坚硬材料切割的环形线单线切割机 [P] . 中国专利： CN110405955A . 2019-11-05
• 3. Method and spades for cutting of hard and tough existing masses, such as tono. the like. [P] . 德国专利： DE573851C . 1933-04-06

  机译： 切割坚硬和坚硬的现有物体（例如tono）的方法和工具。类似。

• 4. pressluftspaten for tapping of hard and zaehem soil like clay or the like [P] . 德国专利： DE000000573852A . 1933-04-06

  机译： 压条，用于攻打硬土和zaehem土，例如粘土等

• 5. A method for molding plant of the moist clay by means of compressed air, and the like. [P] . 德国专利： DE411152C . 1925-03-24

  机译： 一种通过压缩空气等将湿粘土的植物成型的方法。

• 1. One-dimensional large-strain consolidation of soft clay with non-Darcian flow and nonlinear compression and permeability of soil [J] . LI Chuan-xun, WANG Chang-jian, LU Meng-meng, 中南大学学报（英文版） . 2017,第004期
• 2. Speciation of heavy metals in airborne particles, road dusts, and soils along expressways in China [J] . SHAO Li, XIAO Huayun, WU Daishe 中国地球化学学报（英文版） . 2013,第004期
• 3. Study on Mechanism of Cutting Hard Soil by High Pressure Water Jet [C] . Jifu Yin International Ocean and Polar Engineering Conference;International Society of Offshore and Polar Engineers . 2019
• 4. Prediction and Modeling of Disc Cutting Forces for Hard Rock Excavation Based on Assessment of Punch Penetration Index for Quantifying Rock Toughness and Resistance to Chipping [D] . Cigla, Mehmet. 2006
• 5. The effects of treading by two breeds of dairy cow with different live weights on soil physical properties poaching damage and herbage production on a poorly drained clay-loam soil [O] . P. TUOHY, O. FENTON, N. M. HOLDEN, -1
• 6. PENGARUH PENGGUNAAN ELEKTROOSMOSISudTERHADAP TEKANAN AIR PORI PADA TANAH LEMPUNGudEffect of Electroosmosis Usage on Pore Water Pressure of Clay Soil [O] . Majid Abdul 2013

• 1. Experimental Study of the Behaviour of Lime-Stabilized Clay Soil Blocks by Simple Compression for Wall Construction [J] . Bozabe Renonet Karka ,Bassa Bruno . 材料科学与工程：中英文B版 . 2021,第002期
• 2. One-dimensional large-strain consolidation of soft clay with non-Darcian flow and nonlinear compression and permeability of soil [J] . 李传勋1 ,王昌建1 ,卢萌盟2 . 中南大学学报 . 2017,第004期
• 3. The Different Expressions of Draft Cherry Tomato Growth, Yield, Quality under Bamboo and Rice Husk Biochars Application to Clay Loamy Soil [J] . Tran Thi Thu Hien ,Yoshiyuki Shinogi ,Tomoyuki Taniguchi . 农业科学（英文） . 2017,第9期
• 4. 受底板承压水威胁坚硬顶板含坚硬夹矸中厚煤层安全高效综采技术研究 [C] . 孙宁坤 ,崔国强 . 山东省煤炭学会第六次会员代表大会暨煤矿地热防治学术论坛 . 2013
• 5. 坚硬地层钻探用复合超硬材料(PDC)研制及性能研究 [A] . 陈朝然 . 2021