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....
She crushed the bootee back into the basket and squeezed past the guardhouse.她把毛线靴塞进筐子,从安检所挤了出去.So Jeremiah stayed in the court of the guardhouse until the day that Jerusalem was captured.耶38:28于是耶利米仍在护卫兵的院中、直到耶路撒冷被攻取的日子...
在病者傍边把针头锁接与套管针端口连接上.Connect the Luer lock to the trocar port on side.目的:探讨静脉留置套管针封管方法.To study the sealing up method of intravenous trocar.方法: 采用皮肤切开套管针静脉穿刺置管代替静脉切开.Method: A skin incision trocar venipuncture cannula was...