查询词典 occurrence

The identification method, distribution, cause and effect of occurrence of A2 mating type of Phytophthora infestans and biology of oospores have been reviewed in this paper. It was conclusion that oospores as a new primary inoculum played a very important roles in the epidemics of potato late blight.

本文就马铃薯晚疫病菌A2交配型的鉴定方法、在世界各国的分布、出现的原因、出现的后果以及卵孢子的生物学特性进行了综合评述，指出卵孢子作为新的初侵染来源在该病害流行中起着很重要的作用。

The association of"substances"in the environment with the development of cancer was suggested in 1975 by Sir Percivall Pott,who reported the frequent occurrence of cancer of the scrotum in chimney sweeps chronically exposed to flue dusts.

1975年，Percivall Pott爵士提出，自然界中的"物质"与癌症的产生有联系。他说，在清扫烟囱时，长期和烟道中的灰尘接触使患阴囊癌的几率大大提高。

T with the development of cancer was suggested in 1975 by Sir Percivall Pott,who reported the frequent occurrence of cancer of the scrotum in chimney sweeps chronically exposed to flue dusts.

1975年，Percivall Pott爵士提出，自然界中的"物质"与癌症的产生有联系。他说，在清扫烟囱时，长期和烟道中的灰尘接触使患阴囊癌的几率大大提高。

That is actually what reason causes the poisonous powdered milk event's occurrence?

那究竟是什么原因导致毒奶粉事件的发生？

It can be seen that the powdering of sheet steel is mainly caused by the occurrence and development of cracks in zinc-iron coating.

本文分析了不同预变形条件下热镀锌铁合金镀层的表面形貌和断面金相的演化，同时研究了正压力对摩擦系数的影响。

Abstract］Objective: To establish the precancerous animal model which is similar to the human occurrence.

摘要］ 目的：建立与人口腔癌前病变相似的动物模型。

Objective To analyze the occurrence and prevalence of HFRS in Chengde, and put forward precautious measures.

目的分析承德市肾综合征出血热疫情发生和流行态势，提出防控策略。

Individual susceptibility is most likely the leading factor precipitating the occurrence of AMS and upper respiratory tract infection.

个体易感性很有可能在AMS和上呼吸道感染发生中的作用占有较大比重。

the results suggest that cyclin e expression is closely related to the occurrence and development of endometrial carcinoma, and the aberrant expression of cyclin e may act as a predicator of poorer prognosis of endometrial carcinoma.

cyclin e 的过度表达可能与子宫内膜癌的发生、发展密切相关，并提示可能与患者的预后有关。

Keywords Characteristics of ore-controlling structure;Ore-controlling mode and deposit occurrence law;Prediction

控矿构造特征；控矿模式及矿床赋存规律；成矿有利区域；预测

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。