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- Disease occurrence factor 发病因素
- From above, the disease occurrence rate is 6.4 percentage, which accords with CFS diagnosis standard. 符合CFS诊断标准的人群患病率为6.;4%25。
- The potential security problems under massive passenger flow may include being crowded and trample calamity, public health, crime, disease occurrence and other incidentals. 分析在大规模客流条件下，车站旅客可能发生的主要安全问题，包括拥挤踩踏、灾害、公共卫生、犯罪、自身发病等意外事件；
- Adult and nymph of tobacco whitefly often clustered on the back of leaves and they could secretted a lot of honeydew which polluted the leaves and fruits and induced disease occurrence. 烟粉虱成虫和若虫常群集在叶片背面，能分泌大量的蜜露，污染叶片和果实，诱发病害发生。
- Adult and nymph of tobacco whitefly often clustered onthe back of leaves and they could secretted a lot of honeydew which polluted the leaves and fruits and induced disease occurrence. 烟粉虱成虫和若虫常群集在叶片背面,能分泌大量的蜜露,污染叶片和果实,诱发病害发生。
- Thus, the symbiotic bacteria in both the pine wilt disease occurrence are indispensable factors.PWN and the bacteria carried by PWN maybe both played an important role in pathogenicity. 由此推测，松材线虫所携带的细菌在这一病害过程中起至关重要的作用，细菌与松材线虫二者在松材线虫病的发生中均为不可缺少的因素。
- The field experiment was conducted to study the effects of flue-cured tobacco and sweet clover (Melilotus officinalis lam.) intercropping on diseases occurrence of tobacco. 摘要通过田间试验，研究了烤烟与草木樨间作对烟草病害的控制效果。
- The field experiment was conducted to study the effects of flue-cured tobacco and sweet clover(Melilotus officinalis lam.) intercropping on diseases occurrence of tobacco. 通过田间试验,研究了烤烟与草木樨间作对烟草病害的控制效果。
- Conclusion Uric acid has a close relationship with cardiovascular disease occurrences. 结论尿酸与心血管事件的发生显著相关。
- His disease was complicated by pneumonia. 他的病因肺炎并发症而变得更严重。
- Insufficiency of vital qi is the intrinsic factor of the occurrence of disease. 正气不足是发病的内在根据。
- What can we do to prevent the disease spreading? 我们能做什么来防止这种疾病蔓延呢？
- John put up a real fight to overcome the disease. 约翰为征服疾病，进行了不屈的斗争。
- The poor man has a serious disease of the liver. 这个可怜的人患有严重的肝病。
- He was found in incurable disease. 他被查出得了不治之症。
- Summary of the Research in Potato Late Blight Occurrence Factors 马铃薯晚疫病发生因素研究
- Have the children been in contact with disease? 孩子们同这种疾病有过接触吗？
- Is there a link between smoking and lung disease? 吸烟与肺部疾病之间有关系吗？
- The disease is still in its primary stage. 这疾病仍然在初发阶段。
- The mosquito is a transmitter of disease. 蚊子能传播疾病。
