isolated substance
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The examples show: It is not only scientific and rational approximately, but also as referenced calculational methods of threshold quanlity of increased or emendatory chemical substance in the "Identifecation of major hazard installations "(GB18218-2000) in the future, that appliance respective of TNT equivalent method, gasoline equivalent method, methane equivalent method, methl ethyl ketone peroxide equivalent method and hydrogen sulfide equivalent method for the rhrehold quanlity in the work site and store area of volatile substance, combustible liquid substance, combustible gaseous substance, active chemical substance and poisonous substance. At the same time, Comparing with the death radius method and evaluative method of combustible, volatile, poisonous mojor hazardinstalltions, hazard grading method of hazard degree grading in the chemical factory for the major hazard installations is simplerof operation and more practical of calcutating result, and have some significance on generalizer.
实例验证表明:TNT当量法、汽油当量法、甲烷当量法和过氧化甲乙酮当量法分别对爆炸性物质、易燃液体物质、易燃气体物质和活性化学物质的临界量确定,具有一定的科学性和合理性,可作为《重大危险源辨识》(GB18218-2000)中临界量数值修订和危险物质扩充时进行临界量确定的参考计算方法,同时,化工厂危险程度的重大危险源分级法与易燃、易爆和有毒重大危险源评价法和死亡半径法相比,评估过程简单易行,分级结果符合实际,具有较强的可操作性和一定的推广意义。
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The research results show that stiffness ratio of superstructure and ratio of damping and stiffness in isolated story have great influence on local deformation of structure. It can reduce the local deformation and increase entirety of structure effectively through rational laying rubber bearing and adjusting distribution of stiffness and damping in isolated story. The specific conclusion of the paper is that local deformation of isolated structure becomes minimality when translational stiffness ratio of superstructure is consistent with stiffness ratio of isolated story; and it also can reduce local deformation of minor structure by reducing damping ratio of isolated story properly.
本文研究表明,上部结构的刚度比及隔震层的刚度和阻尼比对结构的局部变形有着很大影响,通过橡胶垫的合理布置,调整隔震层的刚度和阻尼分布,能有效的减小结构的局部变形,提高结构的整体性,从而使隔震效果得以确保;本文的具体结论是,当上部结构的侧移刚度比与隔震垫刚度比一致或相近时,隔震结构的局部变形最小;适当减小子结构的隔震层阻尼比可减小该子结构的局部变形。
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30U、P30W、P30S1 and P30S2 were isolated from PIP30, and P60U、P60W、P60S1 and P60S2 were isolated from PIP60, and P1W、P1S1 and P1S2 were isolated from PIWE1-10, and P10W、P10S1 and P10S2 were isolated from PIWE10-100, and P100U、P100W、P100S1 and P100S2 were isolated from PIWE100 using DEAE Sepharose F. F. The proliferation rates of lymphocyte in vitro of each polysaccharide fractions obtained during the isolation and purification were detected in order to observe their immune activities. The results showed that crude polysaccharides both obtained from ethanol precipitation and ultrafiltrate had the promoting effects on lymphocyte proliferation in various degrees. P30U、P30W、P30S1、P30S2、P60U、P60W、P60S2、P1S1、P1S2、P10S1、P10S2、P100U、P100W、P100S1 and P100S2 had the promoting effects on lymphocyte proliferation.
IP30经阴离子交换层析(DEAE-Sepharose Fast Flow)得到分级多糖P30U、P30W、P30S1和P30S2,PIP60经阴离子交换层析得到分级多糖P60U、P60W、P60S1和P60S2,PIWE1-10经阴离子交换层析得到分级多糖P1W、P1S1和P1S2,PIWE10-100经阴离子交换层析得到分级多糖P10W、P10S1和P10S2,PIWE100经阴离子交换层析得到分级多糖P100U、P100W、P100S1和P100S2;采用体外刺激淋巴细胞增殖实验对离子柱分级分离的多糖进行活性实验表明P30U、P30W、P30S1、P30S2、P60U、P60W、P60S2、P1S1、P1S2、P10S1、P10S2、P100U、P100W、P100S1和P100S2是有活性的。P60W、P60S1、P1S1、P10S1和P100S1经凝胶柱(Sephacryl S系列材料)层析获得五个纯多糖组分P60w1、P60s1、P1SP1、P10SP1和P100SP1。
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isolated substance:离析物质
irrelevant to 与. . . 不相关 | isolated substance 离析物质 | it is not just that . . . 这并不只是因为