在这个研究中，340名孕妇在孕期第三个三个月中被随机的分配接受灭活流感疫苗或者23 -价肺炎球菌多糖疫苗注射(对照)。
In this study, 340 pregnant women in the third trimester were randomly assigned to receive inactivated influenza vaccine or the 23-valent pneumococcal polysaccharide vaccine (control).
IPO股票分配通常是在圈价后的次日早晨与投资人联系的。
IPO allocations are normally communicated to investors the morning after the pricing.
合理地精度分配是保证火控系统性价最优的途径。
Proper accuracy allocation is a guarantee of optimizing the ratio of the performance and the cost of the fire control system.
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