查询词典 occurrence

At present,with the increasing studies on neuropeptide,many of them have shown that substance Pand vasoactive intestinal peptideare closely related to the occurrence of nasal polyps and colorectal polyps which are similar to the occurrence and pathology of vocal cord polyps.This article will discuss these aspects in order to investigate the relationship between SP,VIP and vocal cord polyps.

目前，随着人们对小分子神经肽研究的增多，P物质及血管活性肠肽和鼻息肉、直肠息肉等的发生之间的密切相关性已受到许多学者的证明和肯定，而声带息肉的发生、病理与鼻息肉及直肠息肉有相似之处，现拟从以上方面进行论述，以探讨P物质及血管活性肠肽与声带息肉发生的相关性。

Debris-flow initiation criteria commonly depend on the hydrological and physiographical conditions of the watersheds of debris-flow-prone streams. The occurrence of debris flow in Taiwan is closely related with the rainfall condition. For a specified watershed, the key factor for debris flow occurrence is the rain condition.

过去农业委员会水土保持局委托办理「以降雨因子进行土石流警戒基准值订定」之五年期计画中，主要著重於研究土石流发生降雨机制模式的建立，并於实际应用中证明其可行性。

The occurrence of Pieris rapae was significantly lighter in autumn cabbage fields than in spring cabbage fields, but the occurrence of Lipaphis erysimi was relatively grave, which rose steadily during the investigation period from October 9 to November 5, until the cabbage was ripe. In 13 species of predatory enemies there were 3 species of predatory insects and 10 species of spiders.

但菜青虫的发生量较春季明显较轻；菜蚜发生较重，在10月9日至11月5日的整个(来源：Ae8BC论文网www.abclunwen.com)调查过程中是稳步上升，由于该年秋季气温较高雨水较少有利于菜蚜的发生，直到甘蓝成熟其发生量均较大。

A relationship between the frequency of occurrence and diversity of AM fungi and the elevation of the sampling sites for Swietenia macrophylla was observed. The elevation significantly affected the frequency of occurrence and diversity of Gigaspora and Scutellospora, but showed no significant influence to Glomus and Acaulospora.

通过对不同海拔高度Swietenia macrophylla根际AM真菌分布的分析表明，海拔高度显著影响着AM真菌的分布，Gigaspora属的真菌随海拔高度的增加显著升高，Scutellospora属的真菌则显著降低。

The abundance and occurrence state of an element shows its difference in affinity and could provide important information for the geochemistry system and for the behaviors of an element in the system. The occurrences states of Pt and Pd in the parental rocks and in the fluid inclusions of the Western Guizhou Province basalt are studied. The result of this study shows the importance of determing the occurrence state of an element using its affinity, revealing that the PGE can be used in studying the migration and enrichment of elements in syngenetic fluid of the basalts.

对黔西基性玄武岩原岩与流体包体中Pt、Pd的赋存状态进行研究，结果说明了利用元素亲合性对指导其赋存状态查定的重要性，同时表明了研究该地区玄武岩中同生流体包体中铂族元素对重演古流体中元素迁移与富集具有重要的理论与实际意义。

Do not underestimate such occurrence dear children for it is the most magnificent, prodigious occurrence anywhere in Creation.

不要低估这样的事件，亲爱的孩子们，因为它是创造中最壮丽，最不可思议的事件。

This work is one of the most important bases of eliminating locusts. Studying the oogenesis of insects has important significance on demonstrating the reproductive mechanism and controlling locusts" fertility. At the same time, it"s an important means of studying the forecast of pests and the law of occurrence. It can reveal the law of ovipositing and explain the physiological basis of pests" occurrence, thus design "biorational insecticide.

研究昆虫的卵子发生对于阐明昆虫的生殖机理和控制繁殖具有重要的实践意义，是研究害虫预测预报和发生规律的一种重要手段，同时可以揭示昆虫大量产卵的规律，阐明害虫大发生的生理基础，从而设计出&生物合理的杀虫剂&，并为促进有益昆虫的大量繁殖提供理论依据。

In scanning each of the mind/body/spirit complexes present, we find an already complete assurance of this occurrence and therefore, find no harm in recapitulating this occurrence.

RA ：我是拉。扫描在场的每一个心/身/灵复合体，我们发现这个事件已经有全面的保证，发现去概括这个事件没有损害。

The slag crusher of BZ-Q mixed-type gas occurrence furnace casted from ash cast iron is an important component of slag crush in gas occurrence furnace.

BZ-Q混合型煤气发生炉碎渣圈是煤气发生炉碎渣重要设备，由灰口铸铁铸成。

The author has made researches on the social occurrence of man's functions of symbols and finds out that the occurrence of babies' self-consciousness is achieved under the conditions babies have possessed dualistic attention-----that is to say, attention can concentrate on two signal sources at the same time or it has two focus of attention.

论文摘要本文作者对人的符号功能的社会系统发生进行了研究，发现婴儿自我意识的发生是在婴儿已经具有二元注意--即注意力能同时集中到两个信号源或者说有两个集中点--的条件下实现的，这种并行性注意使一种称为反身性条件反射建立成为可能，并形成了具有符号功能的神经机能组织--二联体。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。