petr相关论文
Response of silicate chemical composition variation on thermal metamorphism of ordinary chondrites a
Analysis of the thermal metamorphism of the ordinary chondrites is a key premise for gaining insights into the accretion......
应用面向对象方法，作者开发一个Petr网建模工具，并结合基于模型的诊断方法，研制了故障诊断原型系统。原型系统通过DAO技术与数据库相......
Discovery of lacustrine shale deposits in the Yanshan Orogenic Belt,China:Implications for hydrocarb
The mechanism of formation of lacustrine deposits within stable orogenic belts and their potential for shale oil and gas......
Current Research and Strategy on the Biosurfactants Used in the Remediation of Petrochemical Pollute
Biosurfactants are biologically active metabolites,and the efficiency of direct screening of new biosurfactants from nat......
STRUGGLE FOR CONTINUOUS DEVELOPMENT AND INNOVATION OF PALAEOGEOGRAPHY OF CHINA——STATEMENT FOR STARTI
1 Palaeogeography and Journal of Palaeogeography Palaeogeography is the science about the characteristics and evolution ......
Interference in the data of geochemical hydrocarbon exploration is a large obstacle for anomaly recognition. The multire......
(Z)-a-Selanyl Alkenyl Grignard Reagents as Convenient Precursors for Stereoselective Synthesis of Tr
Z)-a-Selanyl alkenyl Grignard reagents 2 were prepared conveniently by treatment of a-bromovinylselenides 1 with magnesi......
STRATIGRAPHIC SECTION OF TACAN WELL 1,THE DEEPEST ON-LAND WELL IN CHINA: DISCRIPTION AND DISCUSSIONS
Tacan 1 well (called TC1 for short) is an exploration well in the central part of Tarim Basin, NW China and also the dee......
从Petri网被提出以来,Petri网就一直是一个不断被发展和充实的理论.作为一种形式化、直观化的建模工具,Petri网被广泛地应用于离散......
该文是以媒体网关为研究对象,从理论分析和实践开发两个方面对网关的体系结构、语音实时处理子系统中的主机通信及多任务调度、语......
AS an old industrial base,Heilongjiang Province is nowprudently restructuring itseconomy in an effort to regainits long ......
<正>Dear Editor,The discovery of artemisinin is just one of the gifts from traditional Chinese medicine to the world.Cli......
On July 4 2002, a project attracting world attention, i.e., the West-East Gas Pipeline Project was declared in full-scal......
Investigating the Effect of Methylcyclopentadienyl Manganese Tricarbonyl on the Properties of Unlead
In this paper, the effect of MMT on the induction period of unleaded motor gasoline was studied, the manganese concentr......
China’s petrochemical industry is set toenter a key transition period during the12th Five-Year Program period (2011-20......
A new macrocyclic diterpenoid,named kansuinine J(1),was isolated from the roots of Euphorbia kansui.Its structure was ch......
Gas-liquid contactors equipped with polytetrafluoroethylene(PTFE) or polypropylene(PP) hydrophobic membranes were applie......
Resin and asphaltene were separated from Liaohe heavy oil. Catalytic aquathermolysis of asphaltene and resin was investi......
Reservoir characteristics,formation mechanisms and petroleum exploration potential of volcanic rocks
Characterized by complex lithology and strong heterogeneity, volcanic reservoirs in China developed three reservoir spac......
Analytical procedures to classify organic pollutants in natural waters, sediments, and benthic organ
Procedures are described to extract, fractionate and analyze organic pollutants in environmental samples. The methods a......
该文首先分析了智能水下机器人系统的并发、异步、事件驱动等特性，然后提出了基本过程，并行过程和并发过程等概念，定义了顺序，循环、选......
Polycyclie aromatic hydrocarbons(PAHs) are a group of compounds consisting of two or more fused aromatic rings.Most of t......
该文以"军用区域综合电子信息系统计算机通信网络系统设计与仿真技术研究"课题为背景,对计算机网络仿真理论及军用计算机网络工程......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Chronology and Geochemistry of Volcanic Rocks in the Cretaceous Suifenhe Formation in Eastern Heilon
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The Eocene Sokor1 Formation is proven oil reservoir rocks in the Termit sub-basin. These sandstone intervals are deeply ......
新冠肺炎疫情全球蔓延给世界政治经济格局带来巨大冲击,贸易保护主义抬头,地缘政治冲突加剧,严重拖累全球化进程,我国经济社会发展......
领域本体是知识工程中的重要组成部分,本体技术是一种重要的知识表示方法,是知识工程背后的支撑技术.首先介绍领域本体的构建理论......
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现代企业生产环境随着生产的全球化已经跨越了国界,进行全球范围内的资源优化配置是有效利用全球资源的理想方案,虚拟企业正是在此......
对基于Petri网的建模对象进行分析,并提出将具有强大的图形建模、可视化操作和空间数据分析功能的GIS技术应用到工作流建模之中,建......
于非采暖季和采暖季分别采集某石化化工行业聚集城市中心城区室内外PM2.5样品,采用高效液相色谱法分析PM2.5上载带的16种PAHs,对其......
Virtual instrument is playing the important role in automatic test system. This paper introduces a composition of a virt......
在航天测控软件系统中,大量存在各种测量数据在软件间进行交换的情况。而数据交换软件的性能又在很大程度上影响着测控软件的质量......
面向对象Petri网方法兼有面向对象和Petri网两种建模方法的优点,是一种优秀的系统建模和设计方法.文章主要研究了面向对象Petri网......
本文对辽宁南票及内蒙古大青山区上石炭-下二叠统地层中火山事件沉积进行了系统的岩矿鉴定、差热、X光、电镜测试及微量稀土元素定......
许多中—新生代盆地沉积充填中铀矿化显著,有机质丰富,铀矿与有机能源同盆共存,铀矿化与有机质内在关联备受关注。鄂尔多斯盆地东......
自混凝土集料中碱活性反应发现以来，随着混凝土集料用量的增加，工程界已认识到集料的碱活性是混凝土耐久性的重要影响因素，故对集料的......
为了解大连新港7.16溢油事故发生后5年间大连湾受污染海区生态恢复程度,同时探究大连湾表层海水和沉积物中微生物对石油污染的长期......
以江苏省石化塑胶业为探究目标,通过实证研究分析企业环境信息披露的影响因素。研究发现:绩效和股权集中度与企业环境信息披露水平......
以石油焦为炭前驱材料、用不同试剂作为活化剂,讨论了不同活化剂对石油焦的活化作用.在以KOH为活化剂时,研究了活化条件对活性炭孔......
为了研究大型石油储罐用钢08MnNiVR在服役环境中的耐蚀性能，通过大气挂片试验研究了其耐大气腐蚀性能，通过全浸试验和应力腐蚀试验研......
用着色面向资源的ｐｅｔｒｉ网模型来描述柔性制造系统中的工作竞争过程，该模型揭示了资源竞争过程的本质特征，从而推导出柔性制造系统中无死锁......
自1993年我国成为石油净进口国以来,石油供需缺口逐年加大,不断增加石油进口将是大势所趋.目前我国的石油储备能力远远不能适应石......
可编程路由器除了转发IP分组之外,还需要执行计算任务.如何调度可编程路由器中CPU的处理能力是一个需要解决的重要问题.本文首先建......
运用岩性-岩相和地球化学方法对东乌旗满都胡地区中晚泥盆世塔尔巴格特组碎屑岩进行了研究,探讨了其碎屑岩岩相、物源区及地球化学......
介绍了ＶＬＳＩ功能测试向量生成的Ｐｅｔｒｉ网模型和Ｐｅｔｒｉ网模拟测序列中指令的关系，构造了压缩存储网络的拓扑信息的Ｐｅｔｒｉ网简的矩阵。用Ｐｅｔｒｉ网简约矩阵检查测试的......
专业英语是我院化学工程与工艺专业学生的一门限选课程，对提高学生科技论文阅读能力，掌握先进科技知识具有重要的意义。本文阐述了在......
