【单选题】
附加偏心距<imgwidth="16"height="25"v:shapes="_x0000_i1074"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image077.gif">的取值为()。
①
<imgwidth="52"height="42"v:shapes="_x0000_i1075"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image079.gif">
②
<imgwidth="74"height="25"v:shapes="_x0000_i1076"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image081.gif">
③
<imgwidth="74"height="25"v:shapes="_x0000_i1077"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image083.gif">
④
<imgwidth="16"height="25"v:shapes="_x0000_i1078"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image077.gif">取<imgwidth="22"height="42"v:shapes="_x0000_i1079"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image086.gif">和<imgwidth="44"height="19"v:shapes="_x0000_i1080"src="http://wljy.whut.edu.cn:80/uploadfiles/word/GCJG1.files/image088.gif">两者中的较大值