Methods: It was a experimental study.

方法：本研究是实验研究。

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A experimental study has been conducted on the mineral processing flowsheet and its reagent condition of the copper-lead-zinc ore property from Sichuan.

根据四川某铜铅锌矿的原矿性质，分别进行了选别工艺流程和药剂条件试验研究。

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In a study published in the Bulletin of Experimental Biology and Medicine, 48 volunteers who inhaled oxytocin vapor and then had their fingers pricked lowered their pain threshold by more than half.

在试验生物学和医学公告上发表的一个研究中，48个志愿者在吸入催产素气雾之后，接受手指针刺试验，其痛觉阈值降低了一半以上。

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A new study in the journal Nature has shown some hopeful results from an experimental gel that might protect women from H.I.V.

VOA: special.2009.03.16

The exact cause is unknown. But in a recent study, an experimental drug showed signs of halting the disorder in laboratory mice.

VOA: special.2010.05.19

Last month,researchers reported that an experimental drug improved survival in a study of melanoma patients.

VOA: special.2010.07.06

Bristol-Myers Squibb got some exciting news from a study on experimental drug ipilimumab.

FORBES: Bristol-Myers Gets Juiced With New Drug Development

Researchers claimed a breakthrough in preventing the spread of HIV , the virus that causes AIDS, when the results of a study using an experimental vaccine on 16, 000 volunteers in Thailand showed the risk of infection had been cut by 31%.

ECONOMIST: Politics this week

Last year she was in a study of a promising experimental drug the CF Foundation paid to invent.

FORBES: Magazine Article