对所采集的深孔加工过程中的振动信号先进行差分处理，再进行AR建模。
After difference disposal is applied to vibration signals, AR model is applied to signals collected in course of deep hole processing.
通过对电阻率测深数据作数值差分处理，使区域场受到压制而局部场得到突出，并且多个相互叠加的异常也得到分离，有利于解释推断。
To process data of resistivity sounding by numeric difference method will separate all anomalies and it will be beneficial to interpretation and inference.
超过五分之一的雇主(与2008年的点差有一点不同)为员工在沟通交流、团队工作和处理顾客关系的麻烦上而苦恼。
Over one in five employers (a bit more than in a different 2008 survey) struggle with staff who have trouble communicating, working in teams and dealing with customers.
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