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...烟草马铃薯Y病毒病的发生与综合防治6300字_毕业论文网 关键词烟草马铃薯Y病毒病；发生；综合防治 OccurrenceandIntegratedControlofTobaccoPVYDisease TANG Jun-kun 1，2Z [gap=695]Key wordstobacco PVY disease；occurence；integrated c...
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co-occurrence 共现 ; 同现 ; 共现关系 ; 出现
loss occurrence 损失发生
random occurrence [计] 随机出现 ; [数] 随机事件 ; 随机发生
probability of occurrence [数] 事件概率 ; 发生概率 ; 问题发生频率 ; 事故概率
abnormal occurrence 异常现象 ; 异常事件 ; 异常产状
frequency of occurrence [统计] 出现次数 ; 出现频次 ; [统计] 出现频率 ; 发生频率
Occurrence Basis 事故发生基础 ; 期内发生式 ; 以发生为基础 ; 事故发生制
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发生 - 引用次数：3215
It’s a complex process of occurrence and development of tumors.
肿瘤的发生、发展是十分复杂的过程。
参考来源 - 雌激素受体基因多态性与原发性肝癌的关系研究发病 - 引用次数：351Spinal related disease is a popular disease with high occurrence rate.
脊柱相关疾病属于常见病和高发病。
参考来源 - 整脊手法暨脊柱三维定椎旋转均整法治疗腰痛的临床疗效观察 -
产状 - 引用次数：15 参考来源 - 湖北恩施市沐抚镇岩柱群地貌成因简析—《南水北调与水利科技》—2010年第2期—龙源期刊网赋存状态 - 引用次数：9
With respect to the degradation level of the acid moieties,the order was OH--labile>H+-labile>free acid,which was related with the occurrence of acids in clay and the adsorption of clay minerals.
各赋存态酸的降解程度为碱解酸高于酸解酸高于游离酸,可能与其在黏土中的赋存状态和吸附过程有关。
参考来源 - 东海表层沉积物黏土粒级中多态脂肪酸组成与地球化学特征赋存规律 - 引用次数：4 参考来源 - 期刊学术社区 -
产状 - 引用次数：4
The occurrence of different high-polarization of the high resistance, low resistance high polarization of the plate borehole IP response of the unusual features of polarization and the corresponding relations.
研究不同产状的高阻高极化、低阻高极化板状体的井中激电响应,分析了异常的特征及与极化体的对应关系。
参考来源 - 地—井激电法探测盲矿体的数字模拟研究事件出现具体值 -
隐现 - 引用次数：6
Section Three presents three possible principles of the occurrence of accusative by investigating a number of 53 minority languages in China.
根据施受关系的显豁程度，具体通过对53种中国境内少数民族语言的考察，第3节探讨了宾格标记的三条隐现规律：区别性规律、可别度规律、长度规律，并把这三条规律统一到“难度-标记对应规律”。
参考来源 - 论元结构：标记、语序及其关系 -
出现 - 引用次数：28
Results of this investigation were used to calculate species importance values,which in turn were used to identify dominant species. X2 test,together with association coefficient(AC)and percentage co-occurrence(PC),were used to measure interspecific associations of the dominant herbaceous species.
以X2检验为基础,结合联结系数AC和共同出现百分率PC来测定草本层优势种间的联结性,根据优势种间的联系性及其在海拔梯度上的变化异同,以优势种为主体划分伏牛山自然保护区林下草本植物功能群。
参考来源 - 伏牛山自然保护区森林生态系统草本植物功能群的分类 -
（矿床等的）存象(矿床等的)存像，埋藏产状
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赋存形态 - 引用次数：10 参考来源 - 煤粉燃烧氮析出规律及脱硝试验研究
·2,447,543篇论文数据，部分数据来源于NoteExpress
occurrence [ ə'kə:rəns, -'kʌ- ]
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n.
- an event that happens
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an instance of something occurring
"a disease of frequent occurrence"; "the occurrence (or presence) of life on other planets"
以上来源于: WordNet
柯林斯英汉双解大词典
occurrence /əˈkʌrəns/ CET4 TEM4
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1.
N-COUNT An occurrence is something that happens. 发生的事情 [正式]
例：Complaints seemed to be an everyday occurrence.
投诉似乎成了天天发生的事。
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2.
N-COUNT The occurrence of something is the fact that it happens or is present. (某事物的) 发生; 存在
例：The greatest occurrence of coronary heart disease is in those over 65.
冠心病的最高发病率在65岁以上的人群中。
双语例句原声例句权威例句
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Vandalism used to be a rare occurrence here.
过去这里很少发生故意破坏公物的事。
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Complaints seemed to be an everyday occurrence.
投诉似乎成了天天发生的事。
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One of them is a word counter, which counts for certain word occurrence in several files.
其中之一是单词计数器，它统计某一单词在几个文件中出现的次数。
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You have just heard the American story "An Occurrence at Owl Creek Bridge."
VOA: special.2011.05.28
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It's an everyday occurrence that we can think and reason and feel and be creative, or choose otherwise and have free will.
我们能思考推理,感知创造,或能做出不同的选择,拥有自由意志,都是每天存在的事
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whether an occurrence has ever happened.
询问一件事是否发生过。
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