isolating

1.In postzygotic isolating mechanisms mating occur, but the resulting hybrid organism is inviable or sterile.

后隔离机制中，匹配可以进行，但或不产生杂种或杂种不育。

2.Methods: Use Head-space automatic injection method, isolating with the nonpolarity flexibility capillary column, calculating with external method.

方法：采用外标法顶空自动进样，非性弹性毛细管柱上进行分离，效果良好。