نتایج جستجو برای: qingdao
تعداد نتایج: 656 فیلتر نتایج به سال:
This paper investigates the effect of origin, harvest times and loading rates on biomechanical properties laver, aiming to develop laver harvesting postharvest transportation equipment. The values changing regular were obtained via a combination morphological mechanical tests as well numerical statistics. correlation between biological was detected simultaneously. results show that are affected...
The present study recruited 193 patients with ischemic cerebrovascular disease from Inpatient and Outpatient Departments at the Affiliated Hospital of Qingdao University Medical College, China from August 2008 to May 2010, as well as 120 healthy volunteers from the Medical Examination Center at the Affiliated Hospital of Qingdao University Medical College, China, who served as controls for this...
BACKGROUND We conducted a comparative study in worksites to assess the impact of sexual health promoting interventions on contraceptive use among female rural-to-urban migrants. STUDY DESIGN In Qingdao ten manufacturing worksites were randomly allocated to a standard package of interventions (SPI) and an intensive package of interventions (IPI). The interventions ran from July 2008 to January...
Using questionnaire survey, the psychological control scale, academic efficacy and self-esteem scale of 774 students in Zhangzhou, Fujian, Qingdao, Shandong. Results found a significant negative correlation with perceived maternal efficacy;There was positive between Academic plays partially mediating role self-esteem.
Fenneropenaeus chinensis is an important economic species in the north of China, and plays role both marine fishing aquaculture. Long-term overfishing has led to rapid decline wild F. resources. The traditional trawl survey could not meet demands resource survey. In this study, environmental DNA (eDNA) technology was used evaluate biomass Qinghai (Qingdao Haiyang) ground southern sea area Shand...
This study analyzes Chinese consumer behavior across different retail food store formats and how household demographics affect shopping behavior. A multivariate probit model with four categories of retail food store formats (wet markets, small grocery stores, super markets, and hypermarkets) in Qingdao, China is estimated. The results indicate that the new hypermarkets are substitutes for super...
PURPOSE In China, efforts are underway to respond to rapidly increasing rates of heart disease and stroke. Yet the epidemiology of cardiovascular disease in China may be different from that of other populations. Thus, there is a critical need for population-based studies that provide insight into the risk factors, incidence and outcomes of cardiovascular disease in China. The Qingdao Port Cardi...
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