使平面向右旋转的对映体,称为右旋对映体.The enantiomer that rotates the plane to the right is referred to as the dextrorotatory.目的: 建立西孟旦的对映体拆分和对映体光学纯度测定方法.Objective : To develop a separation method for the enantiomers of simendan failure.结...
They slowly moved from upstage left into the centre.他们慢慢地从舞台后方的左侧移至正中。Position a camera upstage.在舞台后面安置一部摄影机。He tried to upstage his boss at the meeting.他在会议期间尽力显得比上司突出....
"His eyes were glassy?"— 'And dilated. They were watery.' — 'Thank you.'“他的眼神呆滞?”——“还双眼圆睁,泪汪汪的。”——“谢谢!”Henry gave Paul a glassy-eyed stare.亨利木然地盯着保罗。The water was glassy.水面清澈明亮。...
还可引入三个缺陷能级:氧空位E_ 1(E_ c - 0.17ev) 、 双空位E_2 ( E_ c-0.23eV ) 和E_3(E_c-0.39eV).The resultsdemonstrat that three electron trape ( E _ c - 0.17 eV , E _ c - 0.23 eV, E _ c - 0.39 eV ) produced inp  ̄ + nn  ̄ + structures are ch...