Linking the timing of job losses and conceptions suggests that black teen births decline because of increased terminations and perhaps also because of changes... EO Ananat,A Gassman-Pines,C Gibson-Davis - 《Demography》 被引量: 52发表: 2013年 ...
Note:You need to set up a modal analysis before you can set up a seismic analysis. 注意:在设置地震分析之前,需要先设置模态分析。 1.ClickAnalysis Analysis Types. 单击分析分析类型。 The Analysis Types dialog opens. 此时将打开“分析类型”对话框。 2.ClickNew. The New Case Definition dialog opens...