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- This paper illuminated the occurrence law, biological traits, and control of potato tuber moth, Phthorimaea operculella in Yunnan, China. 摘要本文对云南省马铃薯块茎蛾的发生规律、生物学特性以及防治状况等进行了分析阐述。
- This paper sets forththe Occurrence law and good prospect of coal bed gas in JiXi coalfield by analyzing the char-actelisties of gas Source rock, reservoir and cap rock. 从气源岩特征、煤层气情况、储集层和盖层特征分析入手，阐明了鸡西盆地煤成气赋存规律与远景。
- Keywords JiXi;Coal bed gas;occurrence law; 鸡西;煤成气;赋存规律;
- Studies on Some Problems of Occurrence Law for Corn Common Rust 吉林省玉米锈病发病规律若干问题的研究
- STUDY ON OCCURRENCE LAW OF SEVEN MAIN STORED - GRAIN INSECTS 七种主要储粮害虫发生规律的研究
- Studies on Occurrence Law and Control of Powdery Mildew in Plantain 车前草白粉病发生规律与防治研究
- Riots are of frequent occurrence in this province. 这省经常发生骚乱。
- The law provides that these ancient buildings must be preserved. 法律规定，这些古老的建筑应该保存。
- Robbery is now an everyday occurrence. 抢劫的事现在每天都有。
- The police are responsible for the enforcement of the law. 警察负责执法。
- His remark shadowed forth some future occurrence. 他的话预示了今后要发生的事。
- Every citizen should be obedient to the law. 每个公民都应当是遵守法律的。
- Divorce has become an everyday occurrence. 离婚已成为每天都有的事了。
- He is accused because offending electoral law. 他因被指控触犯选举法而遭逮捕。
- It is more a made-up story than a real occurrence. 那是杜撰的故事，而不是真实发生的事情。
- The law does not prescribe for such offences. 对此恶行法律并无明文规定。
- An eclipse is an unusual occurrence. 蚀是不常见的事情。
- The highway code is not itself part of English law. 公路法规本身并非是英国法的一部分。
- A true scientific law admits of no exception. 真正的科学定律不允许有例外。
- A preceding occurrence, cause, or event. 先前的前面的事件，事情
