When was Valentine supposedly executed? A: This was on February 14, 269 A.D.. B: This was on March 14, 269 A.D.. C: This was on July 7, 269 A.D.. D: This was on January 14, 269 A.D..
When was Valentine supposedly executed? A: This was on February 14, 269 A.D.. B: This was on March 14, 269 A.D.. C: This was on July 7, 269 A.D.. D: This was on January 14, 269 A.D..
图示桁架各杆EA相同，结点A和结点B的竖向位移均为0。[img=269x140]1802e2887026fad.jpg[/img]
图示桁架各杆EA相同，结点A和结点B的竖向位移均为0。[img=269x140]1802e2887026fad.jpg[/img]
十进制数269转换成十六进制数是
十进制数269转换成十六进制数是
十进制数269转换成16进制数为（）。
十进制数269转换成16进制数为（）。
十进制数269转换成十六进制数是10D。( )
十进制数269转换成十六进制数是10D。( )
It was on February 14, 269 A. D. that Valentine supposedly executed
It was on February 14, 269 A. D. that Valentine supposedly executed
《史晨碑》刻于公元()年。 A: 169 B: 269
《史晨碑》刻于公元()年。 A: 169 B: 269
若C=3000亿元，I=800亿元，G=960亿元，X=140亿元，则GDP等于
若C=3000亿元，I=800亿元，G=960亿元，X=140亿元，则GDP等于
李斯特是波兰著名的钢琴家。 A: 对 B: 错 C: 269
李斯特是波兰著名的钢琴家。 A: 对 B: 错 C: 269
直线AB的坐标方位角αAB＝269°30′36″,则αBA＝。
直线AB的坐标方位角αAB＝269°30′36″,则αBA＝。