Cohb can be considered as an indicator of co exposure.
一氧化碳血红蛋白可以看做一氧化碳暴露的指示值。
Although the causality of the effects of low concentrations of SO2 is still uncertain, reducing SO2 concentrations is likely to decrease exposure to co-pollutants.
尽管二氧化硫低浓度效应的因果关系尚不确定，但是，降低二氧化硫浓度很可能减少对混合污染物的暴露。
Also, research has suggested that nicotine may be a co-promoter in generating lung cancer, so continual exposure to nicotine might work against chemotherapy treatments, Edelman said.
研究同样表明尼古丁也是患上肺癌的共同推动者，所以继续吸烟对化疗不利，Edelaman说。
Study co-author Ivy Cheung, of North western University, in Chicago, said: 'A single three-hour exposure to blue-enriched light in the evening acutely impacted hunger and glucose metabolism.
研究者之一，来自芝加哥西北大学的张艾薇称：“夜晚被明亮蓝光照射三个小时，会对饥饿感和葡萄糖代谢有着极大的影响。”
"We found a link between post-menopausal breast cancer and exposure to nitrogen dioxide, which is a marker for traffic-related air pollution, " said co-author Mark Goldberg in a press release.
新研究主持人马克·戈德伯格表示，绝经后患乳腺癌的女性与暴露于二氧化氮（与交通有关的空气污染的一大指标）环境有关。
Avoirdupois of cadmium exposure group and co-exposure group were less than control group.
染镉组和联合染毒组出现体重降低现象；
Avoirdupois of cadmium exposure group and co-exposure group were less than control group.
染镉组和联合染毒组出现体重降低现象；
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