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- epidemiological chracteristics 流行特征
- Methods Epidemiological outbreak and case survey. 方法采用爆发调查和个案调查相结合的方法。
- Epidemiological survey on hookworm disease in Xichang City. 四川省西昌市钩虫病流行病学调查。
- There is no epidemiological evidence on hostility alone. 单独对于敌意来说，并没有流行病学方面的证据。
- Epidemiological Investigation of Pneumoconiosis in Jinchuan Corp. 金川公司尘肺流行病学调查
- Epidemiological Survey of Asthma in Children in Chengdu Urban District. 成都市城区儿童哮喘流行病学调查
- Epidemiological study of depression in aged population in Shanghai area. 上海地区老年抑郁症的流行病学调查
- Objective:To study the epidemiological effect of hepstitis A vaccine. 目的:调查推广应用甲肝疫苗的流行病学效果。
- A study on the epidemiological feature of these drowning was conducted. 对调查对象进行描述性的流行病学分析。
- Objective:To analyze some epidemiological characteristics of preterm birth. 目的:探讨早产分娩的部分流行病学特征。
- Objective To investigated changing of indices on physiognomic chracteristics with their age of Dong nationality in Hunan. 目的了解湖南侗族容貌特征各项指数随年龄增长的变化情况。
- The deformation field in the graben system indicates that the tectonic activity in this area have chracteristics either newborn or inherent. 地堑系内这种垂直形变场的态势，说明本区构造的垂直差异活动既有继承性、又有新生性的特点。
- By proper heat treatment, it is possible to obtain certain chracteristics in metal such as hardness, tensile strength(ability to resist stretching), and ductility. 通过适当热处理,使金属得到某种特性,如硬度、抗拉强度(抗拉伸能力)和延性。
- By proper heat treatment ,it is possible to obtain certain chracteristics in metal such as hardness,tensile strength(ability to resist stretching),and ductility. 通过适当热处理，使金属得到某种特性，如硬度、抗拉强度（抗拉伸能力）和延性。
- Epidemiological studies have suggested an association of carotene intake and resistance to certain types of human cancers. 流行病学的研究表明胡萝卜素进食量与抵抗人某些类型的癌症有关。
- Epidemiological studies give evidence to prove that Cruciferous vegetables(CFV) have anticancer and antitumor effects. 流行病学研究表明辣根及其它十字花科蔬菜(CFV)具有抗癌症和肿瘤的作用。
- An epidemiological survey proved that Antu county is an epidemic area of paragonimiasis. 本文调查报道吉林省安图县的肺吸虫病流行情况。
- An epidemiological investigation of the case was unable to uncover a history of exposure to dead or diseased birds. 对病例的流行病学调查未发现死禽或病禽接触史。
- These questions can be resolved only by epidemiological studies comparing individuals with and without the lesion. 只有通过流行病学研究,比较有损害和没有损害的病人,才可以回答这些问题。
- AN EPIDEMIOLOGICAL SURVEY ON INJURIES AMONG STUDENTS IN PRIMARY AND MIDDLESCHOOL OF XINING CITY. 西宁市中小学生伤害流行病学调查分析。
