查询词典 incidence

The results indicated that the incidence of virus disease in processed tomato was 63%~91% from 2005 to 2006. The field symptoms had various disease symptoms including mosaic, leaf streak necrosis, fernbrake leaf and malformation, curl leaf and dwarf etc., but mainly mosaic and leaf streak necrosis with infectious frequencies of 78% and 37%, and leaf streak necrosis symptom with mosaic was above 90%.

结果表明：加工番茄病毒病害2005~2006年间各地发病率达63%~91%，在田间主要表现为花叶、条斑坏死、蕨叶畸形、曲叶和矮化等多种病害症状，以花叶和坏死条斑为主，其中花叶占78%，条斑占37%，并且条斑症状90%以上都伴有花叶症状。

In particular,the incidence of pancreatic leakage from the age of 70 of 25% decreased to 5% in 90's.

尤其是胰漏发生率自20世纪70年代的25％到90年代明显下降为5％。

In the paper, on the basis of aggregation of previous studies, the development of optical technology and development trends at home and abroad are introduced, the principle of Fresnel lens is summarized. In accordance with its principle, circle equidistant steps Fresnel lens design is described. And on this basis, based on Fresnel design, also based on a continuous upward spiral of the plane curve concept, incidence surface and the backlight is set up to greet Archimedes - Fresnel lens design formula and the Second parabolic type Fresnel lens design formula, and on this basis, the advantages and disadvantages of the three designs is discussed.

本文在充分了解非球面光学技术在国内外的发展状况和趋势的基础上，同时从菲涅尔透镜的光学原理出发，并根据它的工作原理推导了圆环等距菲涅尔透镜的设计步骤，并在此基础上依据菲涅尔的设计思想，同时依据平面曲线的连续又呈螺旋的构思，推导出了迎光面和背光面阿基米德型菲涅尔透镜的设计公式和二次抛物面型菲涅尔透镜的设计公式，并在此基础上讨论了这三种设计各自的优缺点。

The incidence rate of Leptospirosis is related to rainfall to a certain extent.

结论仙桃市的钩体发病率与当地8月份的降雨量有一定的相关性。

Objective To study the periodicity of leptospirosis incidence.

目的 了解钩端螺旋体病发病周期性规律。

Conclusion］ Lung cancer and esophageal carcinoma were the main malignancies in this area before the proceeding of nuclear power plant, and incidences of leucocythemia, hypothyroid malignancy and breast cancer are higher than average incidence of Jiangsu province.

结论］ 核电站运行前该地区恶性肿瘤以肺癌和消化道恶性肿瘤为主，白血病、甲状腺恶性肿瘤、乳腺癌发病率高于2004年江苏省内监测点数据，需在该地区持续开展恶性肿瘤监测，以评估核电站对恶性肿瘤的影响。

Incidence of leucopenia approximately 36.8%(14/38), no patients have renal toxicity.

白细胞下降率约36.8%（14/38），无1例发生肾功能毒性。

They found an increased incidence of childhood leukaemia in some areas.

他们发现有些地区儿童的白血病病例有所上升。

The incidence of POST in Group BH, 10% Lido, 2% Lido, and NS was 17%, 54%, 39%, and 41%, respectively.

在术后喉咙痛的发生率在BH、10% Lido， 2% Lido与生理食盐水组分别是17%， 54%， 39%，与41%。

We investigate the incidence of blotchy ripening fruit in different shading periods, different levels of light shading intensity and in condition of the alternating of the light. The growth-development and physiological-biochemical metabolism changes of plant in different treatments are researched and the differences of normal and blotchy ripening fruit was compared in order to study the probable mechanism of the blotchy ripening fruit.

在不同的遮光时期、不同的遮光强度及变光处理下，调查了番茄筋腐果的发病情况，测定分析了遮光处理对番茄植株生育及其生理生化代谢的影响，并对筋腐果与正常果实做对比分析测定，研究筋腐果发生的可能机制。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。