loss occurrence损失发生
random occurrence[计] 随机出现;[数] 随机事件;随机发生;随机事件
explicit occurrence[数] 显出现;显现;显出现英语
dangerous occurrence危险事故;危险事件;或
failure occurrence故障发生
radioactive occurrence放射性矿床
Occurrence time发生时间;出现时间;出现时间英语;发生期
set occurrence[计] 系值;系值英语
attribute occurrence[计] 属性出现;翻译
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。
Spinal 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 - 期刊学术社区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N-COUNT（可数名词） An occurrence is something that happens. 发生的事情 [正式]
Complaints seemed to be an everyday occurrence.
投诉似乎成了天天发生的事。
N-COUNT（可数名词） The occurrence of something is the fact that it happens or is present. (某事物的) 发生; 存在
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。