Objective To study the distribution of hand skin temperature before and after cold water test between vibration exposed workers and their non exposed control ones.

目的研究手传振动作业工人手部温度分布及其冷水负荷试验的影响。

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We used a conical flask, a fabric bag of sprigs of lavender plus shredded, a plastic delivery tube, and a test-tube in a beaker of cold water.

我们用了一个锥形烧瓶、一个装着薰衣草细枝条的布袋和一些碎布条、一根塑料导管，和一根试管，要把它放在装有冷水的烧杯里。

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For this example, we used a conical flask, a fabric bag of sprigs of lavender plus shredded, a plastic delivery tube and a test-tube in a beaker of cold water.

本例中，我们用了一个锥形烧瓶、一个装着薰衣草细枝条的布袋和一些碎布条、一根塑料导管，和一根试管，要把它放在装有冷水的烧杯里。

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