查询词典 occurrence

Rice ; Chilo suppressalis; Occurrence law ; Prediction model ; Preventive tactics

水稻；二化螟；发生规律；预报模型；预防策略

By learning the course, students those who do not major in plant protection can understand the basic conception of plant protection science, the occurrence law, prediction methods, the prevention technology and strategies of agricultural pests, and the basic theories and elementary knowledge of the integratedpest management and the extension of plant protection technology.

课程简介：本课程的教学目的是使农科非植物保护专业本科生了解植物保护学的基本概念、植物保护涉及到的各类有害生物及其危害发生规律、预测方法、防治技术与策略，以及主要农作物有害生物的综合治理和植物保护技术的推广应用等方面的基本理论和基本知识。

Objective There exists the occurrence possibility of acute poisoning accident in the oil refining process in the petrochemical company. The quantitative risk analysis was made predictively for the consequence of acute poisoning caused by high toxic substances in order to put forward the countermeasures scientifically on the aspect of emergency rescue and management.

目的 某新建石油化工企业炼油生产工艺过程存在急性中毒事故的可能性，针对高毒物质造成的急性中毒后果进行定量预测分析，以科学地在应急救援及管理方面提出相应的对策。

The occurrence of tide SMP2000 -- our him Chinese the crystallization of wisdom, those who pulled open Chinese server to challenge foreign brand is prelusive.

浪潮SMP2000的出现——咱们中国人自己聪明的结晶，拉开了中国服务器挑战国外品牌的序幕。

Knowledge or awareness of something before its existence or occurrence;prescience.

我决不会去改变那些早已存在并且是合理的计划。

AIRSS calls for reducing the ice multiplier values by one if the concentration of ice exceeds 0.6 and 30% of that ice is ridged (Transport Canada 1998), indicating the occurrence of ice pressure.

如果冰的浓度超过了0.6，30%的冰形成冰脊（加拿大运输部，1998），这意味着冰压力的出现时，AIRSS要求把冰的乘数值减少一。

And presswork technical occurrence ever also caused similar concern.

而印刷技术的出现也曾引发了类似的担心。

Objective The purpose was through analysis of the relationship factors of acute mental state changes to prevent and reduce the occurrence of the ICU syndrome.

目的 通过对引发ICU综合征相关因素的分析，以预防和减少ICU中老年患者急性精神障碍的发生。

Etiology is not clear at present, is generally believed that may be related to the following factors: the first 3 months of pregnancy the mother suffered from disease on primality infection; early pregnancy to accept a large quantity of radioactive radiation; severe malnutrition; taking certain drugs during pregnancy, such as tetracycline, sedatives, quinine, etc., can lead to the occurrence of congenital heart disease in children.

目前病因尚不清楚，一般认为可能与下列因素有关：母亲妊娠最初3个月患有病素性感染；妊娠初期接受大量放射性照射；严重营养不良；妊娠期服用某些药物，如四环素、镇静药、奎宁等，可导致小儿发生先天性心脏病。

Objective To understand the occurrence of floating head primipara factors and the impact on the delivery to explore how the middle class to take reasonable measures to maternity benefit.

目的 了解初产妇胎头浮动发生因素以及对分娩的影响，探讨产时如何采取合理措施有利分娩。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。