transmission-blocking antigen 传播阻断抗原
natural transmission blocking 自然传播阻断
Natural transmission-blocking 自然传播阻断
transmission blocking antigen 传播阻断抗原
transmission blocking immunity 传播阻断免疫的
transmission-blocking antigens 传播阻断抗原
Objective To evaluate the schistosomiasis transmission blocking in Hanyang district.
目的对汉阳区达国家血吸虫病传播阻断标准进行考核验收。
Based on this model, the average downlink transmission rate and the call blocking probability of packets can be obtained.
然后在这个模型的基础上，分别得到了系统的平均下行传输速率和数据包呼叫请求阻塞概率。
Railway automatic blocking and continuous transmission lines (RABCL) supply power for the railway automatic blocking signal and the loads along the lines, etc.
自动闭塞和电力贯通线路为铁路沿线自动闭塞信号及车站负荷等提供电源。
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