By combining top-level design with local pilot practices,rural land system reform,as an important priority on the agenda of deepening comprehensive reform,has accumulated a series of replicable and applicable experien...By combining top-level design with local pilot practices,rural land system reform,as an important priority on the agenda of deepening comprehensive reform,has accumulated a series of replicable and applicable experiences that are conducive to amendments to relevant laws.This paper takes stock of the basic experience of Pidu District in addressing typical problems arising in its rural land system reform and then investigates the inner link between the reform and the persistence of high housing prices in cities,the capital flowing to the countryside,and the rural revitalization program.Based on this analysis,the author puts forward three basic directions of the rural land system reform:remain committed to marketization,balance the interests of all parties and promote the development of rural industries.展开更多
建立了用离子色谱测定皮肚中吊白块含量的方法。在碱性条件下用过氧化氢将甲醛次硫酸氢钠（吊白块）氧化成甲酸根和硫酸根后,利用离子色谱法进样分析,选用SHODEX IC SI-524E阴离子分析柱,以0.9mmol/L的碳酸钠和10mmol/L的氢氧化钠混合...建立了用离子色谱测定皮肚中吊白块含量的方法。在碱性条件下用过氧化氢将甲醛次硫酸氢钠（吊白块）氧化成甲酸根和硫酸根后,利用离子色谱法进样分析,选用SHODEX IC SI-524E阴离子分析柱,以0.9mmol/L的碳酸钠和10mmol/L的氢氧化钠混合溶液作淋洗液,流速为0.7mL/min,电导检测器检测,然后根据甲酸根和硫酸根的质量之比为1：2.1的关系,进一步确定是否含有吊白块。被测样品加标回收率甲酸根在94.71%~103.38%之间,硫酸根在93.37%~104.55%之间。展开更多
建立了用离子色谱测定水发皮肚中吊白块含量的方法。选用SHODEX IC SI-524E阴离子分析柱,以10mmol/L的氢氧化钠溶液作淋洗液,流速为0.7mL/min,电导检测器检测。方法吊白块检出限为0.07mg/L(进样量为20μL,S/N=3),标准曲线的线性范围2～2...建立了用离子色谱测定水发皮肚中吊白块含量的方法。选用SHODEX IC SI-524E阴离子分析柱,以10mmol/L的氢氧化钠溶液作淋洗液,流速为0.7mL/min,电导检测器检测。方法吊白块检出限为0.07mg/L(进样量为20μL,S/N=3),标准曲线的线性范围2～20mg/L(r=0.9992)。用本方法测定水发皮肚中的吊白块,加标回收率为98.68%,相对标准偏差为0.81%。展开更多
基金part of the periodical research achievements of “Research on the Integration of Core Values of Equality and Justice into Property Rights Protection Legislation”(18VHJ007)a key program funded by the National Social Science Foundation in 2018
文摘By combining top-level design with local pilot practices,rural land system reform,as an important priority on the agenda of deepening comprehensive reform,has accumulated a series of replicable and applicable experiences that are conducive to amendments to relevant laws.This paper takes stock of the basic experience of Pidu District in addressing typical problems arising in its rural land system reform and then investigates the inner link between the reform and the persistence of high housing prices in cities,the capital flowing to the countryside,and the rural revitalization program.Based on this analysis,the author puts forward three basic directions of the rural land system reform:remain committed to marketization,balance the interests of all parties and promote the development of rural industries.
文摘建立了用离子色谱测定皮肚中吊白块含量的方法。在碱性条件下用过氧化氢将甲醛次硫酸氢钠（吊白块）氧化成甲酸根和硫酸根后,利用离子色谱法进样分析,选用SHODEX IC SI-524E阴离子分析柱,以0.9mmol/L的碳酸钠和10mmol/L的氢氧化钠混合溶液作淋洗液,流速为0.7mL/min,电导检测器检测,然后根据甲酸根和硫酸根的质量之比为1：2.1的关系,进一步确定是否含有吊白块。被测样品加标回收率甲酸根在94.71%~103.38%之间,硫酸根在93.37%~104.55%之间。
文摘建立了用离子色谱测定水发皮肚中吊白块含量的方法。选用SHODEX IC SI-524E阴离子分析柱,以10mmol/L的氢氧化钠溶液作淋洗液,流速为0.7mL/min,电导检测器检测。方法吊白块检出限为0.07mg/L(进样量为20μL,S/N=3),标准曲线的线性范围2～20mg/L(r=0.9992)。用本方法测定水发皮肚中的吊白块,加标回收率为98.68%,相对标准偏差为0.81%。
