exposed surface是什么意思

用法例句

Fourteen exposed surfaces have been recognized in the lower Ordovician stromatolite reefs of southexn Anhui Province,China.

在皖南地区早奥陶世叠层石礁上识别出14 个暴露面。

Estimates of the exposed dermal surface area of Chinese in view of human health risk assessment;

健康风险评价中中国人皮肤暴露面积的估算

The hazard and exposure assessment of DEHP in food contact materials;

食品包装材料中DEHP的危害及其在食品中的暴露评估

Research Advance of Health Risk Assessment on Methylmercury Exposure;

甲基汞暴露健康风险评价的研究进展

New advances in the research of boron exposure and metabolism in human body;

人体硼暴露及其代谢的研究进展