Wallets containing the charity CARDS and the control sample were least likely to be returned, with rates of 20 and 15 per cent respectively.
放有慈善卡的钱包以及对比组的钱包归还率最低，分别为20%和15%。
The scheme was evaluated using a matched control sample of cases from adjacent areas.
这项计划是通过与附近地区相匹配的对照样本案例进行对比来评估的。
Conclusion: the relative bioavailability of ribavirin granules is better than that of the control sample.
结论：利巴韦林颗粒剂相对生物利用度较好。
Objective: To measure the samples of antler powder, Runing Granules containing antler powder and negative control sample (without antler powder).
目的：对鹿角粉、含鹿角粉的乳宁冲剂、乳宁冲剂阴性样品进行检测。
Test investigation on the chemical shrinkage or expansion of alkali-activated cementing materials and water-cement were carried out in this paper, in which water-cement was as control sample.
本文对碱激胶凝材料与水-水泥体系的化学收缩或膨胀进行了试验研究，其中以水-水泥体系为对比样。
Development and application of sinter ore control-sample were researched. The feasible analytical method was put forward, which provided the reference for instrument analysis.
本文对烧结矿控样的研制与应用进行了深入的研究，提出了可行的分析方法，为拓展仪器分析提供了依据。
Development and application of sinter ore control-sample were researched. The feasible analytical method was put forward, which provided the reference for instrument analysis.
本文对烧结矿控样的研制与应用进行了深入的研究，提出了可行的分析方法，为拓展仪器分析提供了依据。
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