注意：研究人员并未考虑研究对象所居住环境中是否有隔音屏障以及居住楼层的差别，这些因素会影响暴露在交通噪音中的水平。
Caveat: the researchers couldn't account for the presence of noise barriers or the floor level on which the subjects lived, factors that would influence traffic-noise exposure.
但是喝红酒并不能增血糖和胰岛素的水平，因为白藜芦醇在脑中不能有效地通过血脑屏障。
But drinking red wine is not likely to improve blood sugar and insulin levels because resveratrol does not cross the blood-brain barrier very efficiently.
结论经氯仿处理后皮肤的屏障功能降低，与皮肤接触氯仿的水平相关。
CONCLUSIONS Skin barrier function decreased after exposed to chloroform, and related with the exposed level of chloroform.
此外，竖条形玻璃屏风所营造的垂直效果极大程度地平衡了厨房的水平感，同时也为烹饪区与室内其他更为正式的区域之间提供了良好的屏障。
A channel glass wall balances the strong horizontality of the kitchen and provides partial screening of the cooking zone from the more formal rooms in the house.
实践表明，建立小型屏障系统加之必需的辅助设备，可以完成裸鼠的扩大生产，并进行高水平的实验研究。
The results indicate that when the small scale farrier system and essential equipments had been set up, mass production of nude mice and the high-quality experimental studies can be carried out.
实践表明，建立小型屏障系统加之必需的辅助设备，可以完成裸鼠的扩大生产，并进行高水平的实验研究。
The results indicate that when the small scale farrier system and essential equipments had been set up, mass production of nude mice and the high-quality experimental studies can be carried out.
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