This is on the authority of machine testing and the theory of Jobst Brandt .
这是对机器的权威机构检测和因为Jobst布氏理论。
Margaret Jobst , an executive vice president , made $ 539058 , according to GMAC 's government filing .
GMAC提交给政府的文件显示,执行副总裁玛格丽特?约布斯特挣了539058美元。