铅是一种毒性较大的重金属,而且环境中的无机铅及其化合物十分稳定。随着工业的迅猛发展,环境中铅的排放量越来越大,进入水体后,主要在水底沉积物中积累,并在适当条件下从沉积物中缓慢持续地向水体中释放,造成对水生生态环境长时间的污染,更影响人类健康。鱼类精子活力的评价指 Lead is a toxic heavy metal, and the environment of inorganic lead and its compounds are very stable. With the rapid development of industry, the lead emission in the environment is more and more large. After entering the water body, it mainly accumulates in the sediments and slowly and slowly released from the sediments into the water body under appropriate conditions, Long-term ecological environment pollution, but also affect human health. Fish sperm motility evaluation means