Y tube negative pressure drainage Y型管负压引流
negative e resistance tube 负阻管
negative-matrix picture tube 负矩陈显象管
The effect of deep tube well use on the incidence of childhood diarrhoea was assessed using a random effects negative binomial regression model.
采用随机影响负二项回归模型，评估深管井的使用对儿童发生腹泻的影响。
With tube agglutination assay, all the samples were negative in Brucella antibody.
用试管凝集试验检测布氏杆菌病为阴性。
ResultsThe course, tube - retained time and the negative equalize function of eustachian tube(ET) related to Progno-sis.
结果病程、留管时间及咽鼓管负压平衡功能对预后均有影响。
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