The actue toxic effect of heavy metal Cu ~ ( 2 + ) to Stentor Polymorphrus ( Ciliophora, Heterotrichida ) was studied.研究了重金属铜对异毛目纤毛虫多态喇叭虫 ( Stentor polymorphrus ) 的急性毒性影响....
Allpass and minimum - phase systems are contrasted, and their audibility is discussed.将对比全通和最小相位系统, 并讨论其可听度.Audibility of no wonder everywhere complains sound to be in.怪不得随处可听到怨声在道.Doing them for the purposes of visiblen...