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It is suggestedthat the α--C_(7) Sterane ββ/ (αα+ββ) and α-C_(9) Sterane 0S/ (0R+0S)are the main indices of crude oil maturity, while the relative abundance ofrearranged Sterane, -methylsterane and Tm/Ts are of secondary importance.
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α-C_(7)甾烷的ββ/(αα+ββ)和α-C_(9)甾烷的0S/(0R+0S)是反映原油成熟度的主要指标,重排甾烷相对丰度、-甲基甾烷相对丰度和Tm/Ts是原油成熟度的辅助指标。 |
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It is the first time to apply the audible IC to the control device of ophcal vibrahng mirror and utilise a combined technic of electronic,optics and microcomputer.
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首次将音响IC用于光学振镜控制装置中，有机地实现了电子、光学和微电脑技术的结合应用。 |
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It is the mechanism of CBN wheel self-dressing, that bond material is lashed, washed away and carved by mixed fluid (grinding chip and coolant)
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CBN砂轮自锐效应产生的机理是磨屑与冷却液形成的混合流体对砂轮结合剂产生冲击、冲刷和刻划作用产生了去除砂轮结合剂和梳理磨粒的效果 |
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It is the problems, especially the educational shortcomings produced during the development of America that promoted the production of Flexner's "Idea of a Modern University"objectively.
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美国社会发展中出现的问题 ,尤其是教育中存在的弊端 ,是弗莱克斯纳的现代大学观产生的客观原因。 |
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It is three basic skills to shoot,dribble and pass in the basketball.
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在篮球运动中投篮、运球、传球是三个最基本的技术动作。 |
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It is thus clear that cerebral hemorrhage and cerebral infarction have common pathogenesy of brain damage, and the parhogenetic condition of aphemia will relieve with the improving of the damage degree of brain.
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可见,两者有共同的缺血缺氧性脑损害的发病机制,中风失语症的病情是随着脑缺血缺氧损害程度的改善而减轻的。 |
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It is tightly connected with market economy.
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它是和市场经济紧密相关的。 |
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It is very valuable and significative to analyze the distribution of complicated data, and the result is great important to actual application, but the distribution is hardily confirmed.
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但是工程中的许多复杂数据其分布是很难确定的,而这些数据究竟服从何种分布对于实际工作至关重要。 |
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It is where the shoe pinches to study the Principle of Statistic that is how to master the basic ABC of statistics in the ways that combine quantitative analysis with qualitative analysis and vice versa.
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如何从定性分析到定量分析、再到定性分析与定量分析相结合的角度来多方位掌握统计学的基本知识 ,是学好统计学原理的关键所在。 |
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It is worthy of rejoice that the historic city protection and water resource utilization are regarded by people more and more. Jingzhou historic city and its waterfront space become the emphasis and distillation of Jingzhou histortic city protection.
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值得庆幸的是,近些年来历史名城保护和滨水资源的利用越来越受到人们的重视,荆州古城及其滨水空间也成为荆州历史文化名城保护的重点和精髓。 |
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It mainly embodies that the unitage cost price of the former is lower than that of latter.
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主要体现在单位产量饲料配方中的成本价格前者要低于后者。 |
