Phrase II, to determine the concentration of neostigmine for pain relief .

阶段II确定新斯的明硬膜外腔注射的镇痛浓度。

Experiments with patient-controlled analgesia in the home have found this modality of pain relief to be both safe and effective.

对病人家庭自控镇痛的研究表明它是安全、有效的。

The acetylsalicylic acid in aspirin shares the pain relief properties of the chemical salicin in willow bark.

阿司匹林中的乙酰水杨酸和柳树树干中的化学水杨素一样具有镇痛的作用。

Objective To investigate the pain relief effects of subarachnoid epidural analgesia and its influences on the labor course and both mothers and infants.

硬膜外阻滞麻醉在分娩中的镇痛效果及对产程、母婴状况的影响。

This showed the volunteers really did experience different levels of pain when their expectations were changed, although the administration of pain relief remained constant.

这就表明，志愿者心中（信任）期望水平变化时确实存在不同程度的痛苦经历，尽管镇痛剂的给药水平始终恒定。

A small study published in the medical journal Reproductive Health suggests that women can influence their risk for needing pain relief long before labor starts.

一项发表在医学期刊《Reproductive Health》的小研究显示，在产程开始之前孕妇的活动就可以影响她们对镇痛剂的需求。

But surprisingly, the photograph of their romantic partner provided equally effective pain relief, and both cases were far greater than when a stranger was involved.

不过更令人惊奇的是，看爱人的照片也能同样有效地缓解疼痛。握着男朋友的手或是看着男朋友的照片，效果都远胜于陌生人的镇痛作用。

Some over-the-counter creams contain lidocaine for pain relief.

一些非处方药膏含有利多卡因用于缓解疼痛。

The doctor recommended an epidural for pain relief during childbirth.

医生建议在分娩期间使用硬膜外麻醉来缓解疼痛。

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