Analysis of Characteristics and Human Exposure of BTX Pollution in Ambient Air in Winter 冬季大气中苯系物污染特征及人体暴露水平分析
The Synthesis of the Biodegradable Poly ( lactic acid-co-aspartic acid) Research on Preparation of Composite Microorganism Agent and Its High-Efficiency Microbial Strains Degrading Btx 聚乳酸-天冬氨酸生物降解材料的合成降解BTX的复合微生物菌剂制备及高效降解菌的研究
I am told that BTX is expensive and has to be given every three months as it is effective for three months only. 告诉我的BTX非常昂贵,而且也可以获得每三个月,因为它是有效的只用三个月。
Studies on the Production and Flocculation Characteristics of Complex Bioflocculant; Preparation of BTX degrading composite microorganism agent 复合型微生物絮凝剂制备及絮凝性能的研究
A new solid phase microextraction ( SPME) fiber coated with activated charcoal was estimated by determination of benzene, toluene and xylene ( BTX) in indoor air. 对研制的活性炭涂层固相微萃取进样器进行了评价。
Research on Preparation of Composite Microorganism Agent and Its High-Efficiency Microbial Strains Degrading Btx 降解BTX的复合微生物菌剂制备及高效降解菌的研究
Preparation of BTX degrading composite microorganism agent 降解三苯类复合微生物菌剂的制备及性能
Objective The aim of this research is to study the effects of polyclonal antibodies against ciliary neurotrophic factor ( CNTF) on ultrastructure of paralytic muscle induced by botulinum toxin. 目的研究多克隆睫状神经营养因子(CiliaryNeurotrophicFactor,CNTF)抗体对肉毒毒素(BotulinumToxin,BTX)引起的肌麻痹的作用。
Study on Pollution Status and Change Rule of BTX in Suzhou City 苏州市区BTX污染现状及变化规律
Conversion of plant-biomass to BTX and synthetic fuels by catalytic pyrolysis 木材经催化热分解向BTX和合成燃料的转化
Simulation Study on Heat Integration of BTX Distillation 芳烃热集成精馏的模拟研究
After selective hydrotreating, the DCC naphtha can either be used as a high octane component in gasoline pool or be used as feedstock to produce BTX with aromatics extraction. DCC汽油可以经选择性加氢改善其安定性,生产高辛烷值汽油调合组分;DCC汽油经加氢精制后还可作为生产芳烃的抽提原料。
Conclusion The concentration of BTX is higher when traffic jammed. 结论大气中苯系物浓度与车流量及路况有关,车流量较大尤其是道路堵塞时,苯系物浓度较高。
The improved bimetallic Pd-based catalyst ( Pd+ M/ Al_2O_3) could be used to process different feeds ( benzene ( C_6) fraction, BTX ( C_6-C_9) fraction and whole fraction) for olefin removal reaction. 改进后的双金属Pd基催化剂(Pd+M/Al2O3)可用于不同原料的重整生成油(苯(C6)馏分、BTX(C6~C9)馏分、全馏分)的选择性加氢脱烯烃反应。
In the selective hydrogenation process of olefin removal from BTX fraction of reformate, the quality of hydrogenated gasoline satisfied the demand of aromatics extraction unit under suitable condition with the use of Pd/ Al_2O_3 catalyst. 在适宜的工艺条件下,采用Pd/Al2O3催化剂进行连续重整汽油BTX馏分选择性加氢脱烯烃,可以使加氢汽油满足芳烃抽提进料的质量要求。
Conclusion BTX-A intramuscular injection with rehabilitation cure offers better treatment results to sufferers of spastic foot drop. 结论BTX-A肌肉注射配合康复治疗对痉挛性足下垂患者有较好的治疗效果。
The distillate oil from coal liquefaction is the most suitable for production of high octane number gasoline, high quality jet fule and BTX reforming feedstock. 煤直接液化的馏分油最适宜生产高辛烷值汽油、优质喷气燃料和催化重整制取芳烃原料油。
Objective: To investigate the efficacy and safety of botulinum toxin type A ( BTX A) by local injection in treating hemifacial spasm and cranial cervical dystonia. 目的:探讨如何规范化应用A型肉毒毒素(BTXA)局部注射治疗面肌痉挛、各型头颈部的肌张力障碍,以提高其临床疗效和安全性。
The profitability, prices, supply and demand situation of ethylene, BTX and styrene from 2000-to-2010 in the world are forecasted. 预测了世界乙烯、三苯(苯、甲苯、二甲苯)及苯乙烯2000~2010年的盈利性、价格及供需形势。
In order to investigate the factors affecting the bio treatment of BTX ( benzene, toluene and xylene) waste gas, continuous flow experiment was conducted in a novel bio trickling filter ( BTF) with ZAT-2 type patent stuffing. 采用装有ZAT-2型专利填料的生物滴滤塔反应器,进行三苯废气处理的连续流实验研究,以探明三苯(苯、甲苯、二甲苯)废气生物处理过程中的影响因素。
The degradation mechanism of BTX by UV/ ferrioxalate/ H2O2 was also analysed. 并分析了UV/草酸铁/H2O2法降解苯系物的反应历程。
Tenax TA adsorption/ thermal desorption/ capillary gas chromatography for monitoring BTX in the ambient air TENAXTA吸附/二次热解吸/毛细管气相色谱法测定环境空气中苯系物的方法
In addition, where traditional titanium dioxide extrudates typically used for CS2 conversion are rapidly deactivated by the BTX carried over from the reaction furnace, this catalyst maintains CS2 conversion capability. 另外,当用于CS2转化时,传统的二氧化钛挤出条会因反应炉来的BTX而失活,而DD-931催化剂则可保持CS2的转化能力。
Objective To investigate the use of botulinum toxin ( BTX) A in the treatment of palatal myoclonus objective tinnitus ( PMOT). 目的探讨肉毒毒素A对腭肌阵挛源性耳鸣的治疗作用。
Factors affecting treatment of BTX waste-gas in bio-trickling filter 生物滴滤塔处理三苯废气的影响因素研究
Researching the influence of the metal load, atomic ratio of cobalt and molybdenum and the calcination temperature on the activity of the catalyst and the retention rate of BTX. 考察活性组分负载量、钻钼原子比、焙烧温度等因素对催化剂活性和反应产物三苯保留率的影响。