The Mayuan stratabound Pb-Zn deposit in Nanzheng,Shaanxi Province,is located in the northern margin of the Yangtze Plate,in the southern margin of the Beiba Arch.The orebodies are stratiform and hosted in breciated do...The Mayuan stratabound Pb-Zn deposit in Nanzheng,Shaanxi Province,is located in the northern margin of the Yangtze Plate,in the southern margin of the Beiba Arch.The orebodies are stratiform and hosted in breciated dolostone of the Sinian Dengying Formation.The ore minerals are primarily sphalerite and galena,and the gangue minerals comprise of dolomite,quartz,barite,calcite and solid bitumen.Fluid inclusions from ore-stage quartz and calcite have homogenization tempreatures from 98 to 337℃ and salinities from 7.7 wt%to 22.2 wt%（NaCl equiv.）.The vapor phase of the inclusions is mainly composed of CH_4 with minor CO_2 and H_2S.The δD_（fluid） values of fluid inclusions in quartz and calcite display a range from-68‰ to-113‰（SMOW）,and the δ^（18）O_（fluid）values calculated from δ^（18）O_（quartz） and δ^（18）O_（calcite） values range from 4.5‰ to 16.7‰（SMOW）.These data suggest that the ore-forming fluids may have been derived from evaporitic sea water that had reacted with organic matter.The δ^（13）C_（CH4） values of CH_4 in fluid inclusions range from-37.2‰ to-21.0‰（PDB）,suggesting that the CH_4 in the ore-forming fluids was mainly derived from organic matter.This,together with the abundance of solid bitumen in the ores,suggest that organic matter played an important role in mineralization,and that the thermochemical sulfate reduction（TSR） was the main mechanism of sulfide precipitation.The Mayuan Pb-Zn deposit is a carbonate-hosted epigenetic deposit that may be classified as a Mississippi Valley type（MVT） deposit.展开更多
目的探讨互联网康复平台管理下的手工作业训练对脑卒中后遗症期患者感觉障碍、心理状态及生活质量的影响。方法75例卒中后遗症期伴感觉障碍患者按随机数字表信封法分为普通训练组(26例)、手工训练组(26例)、互联网+手工训练组(23例)三组...目的探讨互联网康复平台管理下的手工作业训练对脑卒中后遗症期患者感觉障碍、心理状态及生活质量的影响。方法75例卒中后遗症期伴感觉障碍患者按随机数字表信封法分为普通训练组(26例)、手工训练组(26例)、互联网+手工训练组(23例)三组,研究过程中普通训练组脱落2例,手工训练组脱落1例。普通训练组给予常规康复治疗和传统作业训练,手工训练组给予常规康复治疗和手工作业训练,互联网+手工训练组给予常规康复治疗和互联网康复平台管理下的手工作业训练。常规康复治疗包括运动训练和感觉训练,传统作业训练包括木插板、磨砂板、红绿豆分拣训练,手工作业训练包括数字油画、不织布(无纺布)花、丝网花、衍纸画训练;所有患者均训练4周,每周训练5 d,每日2次(上午行常规康复治疗,下午行传统作业训练或手工作业训练或互联网管理下的手工作业训练),每次40 min。分别于治疗前和治疗4周后(治疗后),采用Fugl-Meyer感觉功能评定量表(FMA-S)、汉密尔顿焦虑量表(HAMA)、改良Barthel指数(MBI)以及36项简明健康问卷调查(36-item short form health survey,SF-36)量表中的生理健康总评(PCS)和心理健康总评(MCS)评分对3组患者的感觉功能、心理状态、日常生活活动(ADL)能力以及生活质量进行评定和比较。结果普通训练组、手工训练组和互联网+手工训练组三组患者治疗后的FMA-S评分[(13.13±3.21)、(15.08±3.10)和(15.04±2.82)分]、HAMA评分[(9.50±2.25)、(8.24±1.94)和(7.00±2.11)分]、MBI评分[(84.71±12.27)、(91.36±8.14)、(91.22±10.77)分]及PCS评分[(72.16±14.06)、(73.79±12.46)、(73.27±12.38分)]和MCS评分[(60.86±20.32)、(70.88±15.99)、(80.78±11.34)分]均较组内治疗前明显改善(P<0.05)。治疗后,手工训练组和互联网+手工训练组的FMA-S、HAMA和MBI评分均较普通训练组明显改善(P<0.05),且互联网+手工训练组HAMA和MCS评分均较手工训练组明显改善(P<0.05)。结论互联网管理下的手工作业训练更能有效改善脑卒中后遗症期感觉障碍患者的感觉功能、心理状态及生活质量。展开更多
基金granted by the China State Mineral Resources Investigation Program(Grant No. 1212011121117)the National Natural Science Foudation of China(Grant No.41102050)the Central University Fund(310827153407)
文摘The Mayuan stratabound Pb-Zn deposit in Nanzheng,Shaanxi Province,is located in the northern margin of the Yangtze Plate,in the southern margin of the Beiba Arch.The orebodies are stratiform and hosted in breciated dolostone of the Sinian Dengying Formation.The ore minerals are primarily sphalerite and galena,and the gangue minerals comprise of dolomite,quartz,barite,calcite and solid bitumen.Fluid inclusions from ore-stage quartz and calcite have homogenization tempreatures from 98 to 337℃ and salinities from 7.7 wt%to 22.2 wt%（NaCl equiv.）.The vapor phase of the inclusions is mainly composed of CH_4 with minor CO_2 and H_2S.The δD_（fluid） values of fluid inclusions in quartz and calcite display a range from-68‰ to-113‰（SMOW）,and the δ^（18）O_（fluid）values calculated from δ^（18）O_（quartz） and δ^（18）O_（calcite） values range from 4.5‰ to 16.7‰（SMOW）.These data suggest that the ore-forming fluids may have been derived from evaporitic sea water that had reacted with organic matter.The δ^（13）C_（CH4） values of CH_4 in fluid inclusions range from-37.2‰ to-21.0‰（PDB）,suggesting that the CH_4 in the ore-forming fluids was mainly derived from organic matter.This,together with the abundance of solid bitumen in the ores,suggest that organic matter played an important role in mineralization,and that the thermochemical sulfate reduction（TSR） was the main mechanism of sulfide precipitation.The Mayuan Pb-Zn deposit is a carbonate-hosted epigenetic deposit that may be classified as a Mississippi Valley type（MVT） deposit.
文摘目的探讨互联网康复平台管理下的手工作业训练对脑卒中后遗症期患者感觉障碍、心理状态及生活质量的影响。方法75例卒中后遗症期伴感觉障碍患者按随机数字表信封法分为普通训练组(26例)、手工训练组(26例)、互联网+手工训练组(23例)三组,研究过程中普通训练组脱落2例,手工训练组脱落1例。普通训练组给予常规康复治疗和传统作业训练,手工训练组给予常规康复治疗和手工作业训练,互联网+手工训练组给予常规康复治疗和互联网康复平台管理下的手工作业训练。常规康复治疗包括运动训练和感觉训练,传统作业训练包括木插板、磨砂板、红绿豆分拣训练,手工作业训练包括数字油画、不织布(无纺布)花、丝网花、衍纸画训练;所有患者均训练4周,每周训练5 d,每日2次(上午行常规康复治疗,下午行传统作业训练或手工作业训练或互联网管理下的手工作业训练),每次40 min。分别于治疗前和治疗4周后(治疗后),采用Fugl-Meyer感觉功能评定量表(FMA-S)、汉密尔顿焦虑量表(HAMA)、改良Barthel指数(MBI)以及36项简明健康问卷调查(36-item short form health survey,SF-36)量表中的生理健康总评(PCS)和心理健康总评(MCS)评分对3组患者的感觉功能、心理状态、日常生活活动(ADL)能力以及生活质量进行评定和比较。结果普通训练组、手工训练组和互联网+手工训练组三组患者治疗后的FMA-S评分[(13.13±3.21)、(15.08±3.10)和(15.04±2.82)分]、HAMA评分[(9.50±2.25)、(8.24±1.94)和(7.00±2.11)分]、MBI评分[(84.71±12.27)、(91.36±8.14)、(91.22±10.77)分]及PCS评分[(72.16±14.06)、(73.79±12.46)、(73.27±12.38分)]和MCS评分[(60.86±20.32)、(70.88±15.99)、(80.78±11.34)分]均较组内治疗前明显改善(P<0.05)。治疗后,手工训练组和互联网+手工训练组的FMA-S、HAMA和MBI评分均较普通训练组明显改善(P<0.05),且互联网+手工训练组HAMA和MCS评分均较手工训练组明显改善(P<0.05)。结论互联网管理下的手工作业训练更能有效改善脑卒中后遗症期感觉障碍患者的感觉功能、心理状态及生活质量。
