In the early 1950s,at the height of America’s McCarthyite witch hunts and anti-communist hysteria,Trinidad-born C.L.R.James,who had been living in the United States illegally since 1938,was arrested and held for depo...In the early 1950s,at the height of America’s McCarthyite witch hunts and anti-communist hysteria,Trinidad-born C.L.R.James,who had been living in the United States illegally since 1938,was arrested and held for deportation on the basis of his Marxist philosophy and activism.While imprisoned on Ellis Island,he drafted the text of Mariners,Renegades and Castaways:The Story of Herman Melville and the World We Live In,a book that is equal parts literary criticism and argument for the very Americanness of James’s revolutionary thought.This essay examines the discussions within James’s revolutionary organization surrounding the composition of that work,and the centrality of Melville to their visions of a revolutionary America.展开更多
为了研究高岭土电渗过程中在电极处加入CaCl_2溶液对电流、排水量、界面电阻、土体电阻率及最终抗剪强度等的影响,开展了相关室内试验。结果表明:电极处加入CaCl_2溶液后,电流的减小趋势得到有效控制,电渗过程中电流大小与加入CaCl_2溶...为了研究高岭土电渗过程中在电极处加入CaCl_2溶液对电流、排水量、界面电阻、土体电阻率及最终抗剪强度等的影响,开展了相关室内试验。结果表明:电极处加入CaCl_2溶液后,电流的减小趋势得到有效控制,电渗过程中电流大小与加入CaCl_2溶液的量有关,也可能与阳极所加CaCl_2溶液所占比例或者与CaCl_2溶液加入的时间有关;排水量变大,本试验条件下电渗排水量提高了10.9%;电极处加入CaCl_2溶液对阴极处界面电阻的减小很明显;电极处加入CaCl_2溶液后土体总电阻率下降较为明显,而阴极附近土体电阻率的下降对土体总电阻率下降起主要贡献;阳极和中部土体最终抗剪强度提高比较明显,尤其是阳极土体最终抗剪强度提高了16.4 k Pa,但阴极土体抗剪强度无明显提高,因此可以考虑用反转电极的方法来加固阴极土体。该研究可为高岭土电渗试验提供新思路。展开更多
文摘In the early 1950s,at the height of America’s McCarthyite witch hunts and anti-communist hysteria,Trinidad-born C.L.R.James,who had been living in the United States illegally since 1938,was arrested and held for deportation on the basis of his Marxist philosophy and activism.While imprisoned on Ellis Island,he drafted the text of Mariners,Renegades and Castaways:The Story of Herman Melville and the World We Live In,a book that is equal parts literary criticism and argument for the very Americanness of James’s revolutionary thought.This essay examines the discussions within James’s revolutionary organization surrounding the composition of that work,and the centrality of Melville to their visions of a revolutionary America.
文摘为了研究高岭土电渗过程中在电极处加入CaCl_2溶液对电流、排水量、界面电阻、土体电阻率及最终抗剪强度等的影响,开展了相关室内试验。结果表明:电极处加入CaCl_2溶液后,电流的减小趋势得到有效控制,电渗过程中电流大小与加入CaCl_2溶液的量有关,也可能与阳极所加CaCl_2溶液所占比例或者与CaCl_2溶液加入的时间有关;排水量变大,本试验条件下电渗排水量提高了10.9%;电极处加入CaCl_2溶液对阴极处界面电阻的减小很明显;电极处加入CaCl_2溶液后土体总电阻率下降较为明显,而阴极附近土体电阻率的下降对土体总电阻率下降起主要贡献;阳极和中部土体最终抗剪强度提高比较明显,尤其是阳极土体最终抗剪强度提高了16.4 k Pa,但阴极土体抗剪强度无明显提高,因此可以考虑用反转电极的方法来加固阴极土体。该研究可为高岭土电渗试验提供新思路。