Objective To study the distribution of hand skin temperature before and after coldwatertest 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。
2
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 coldwater.
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 coldwater.