mercury accumulation造句

• Section : laboratory experiment was carried out to determine mercury accumulation in four organs that were gills , heart , hepatopancreas and gonad of freshwater crab sinopotamon yangtsekiense by using atomic absorption method
  汞在长江华溪蟹四种器官的积累以体外暴露的方式，采用还原气化原子吸收的方法，测定了长江华溪蟹鳃、心脏、肝胰腺和性腺中汞的积累情况。