...低的趋向，而在夜间涌现浓度上升的趋向，底泥中与间隙水中MMHg的浓度与上覆水中消融氧的浓度间存在较强的负相干关系；活性汞(RHg)在间隙水和上覆水中的浓度出现有光照时增高、黑夜时降低的变更趋向；在有NO3的情形下加重了此变更纪律。
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...变化范围为0.49-2.86ng·L~(-1),平均为1.06ng·L~(-1);颗粒态汞(HgP)浓度范围为0.01-1.25 ng·L~(-1),平均0.33ng·L~(-1);活性汞(HgR)浓度范围为0.04-0.62ng·L~(-1),平均0.2ng·L~(-1):总甲基汞(TMe)浓度范围为0.04-0.62 ng·L~(-1),平均0.15ng·L~(-1):溶解态甲基汞(...
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本文建立了两次金汞齐冷原子吸收光谱法测定雨水样品中总汞及活性汞、次活性汞和惰性汞的方法。
The authors set up the procedures to determine the total mercury and different mercury species in rain samples using two-stage gold amalgamation cold vapor atomic adsorption spectrometry method.
秋茄叶片POD活性和汞含量呈显著负相关。
POD activity of leave and Hg content was negatively correlated.
在复合污染条件下，脲酶活性不仅受到单因素影响，而且存在汞、镉间弱的拮抗作用，但仍以单独效应为主。
Urease activity affected not only by single heavy metal, but also by the interaction between Hg and Cd, the effect is still mainly done by single heavy metal.
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