【简答题】VIII . 阅读下列短文,并按要求作答。 (10 分 ) “You paid forty dollars for this set of stamps ( 邮票 )?” Susan asked loudly. She couldn’t believe that Michael could do such a silly thing. Michael put the stamps 76. ____...
【单选题】有关网页中图片的说法不正确的是
B.
HTML语言可以描述图片的资源位置,大小等属性
【单选题】结构所受荷载如图所示。拉杆AB的拉力是多少?( )
【简答题】完形填空。 Mrs. Jack was always 1 lots of time and money in 2 the shopping. It was winter, Mrs. Jack wanted to do a lot of shopping, she waited 3 it was Saturday when her husband was 4 , and she 5 him to t...
【单选题】有关图片中 的文件,论述 不正确 的是( )。
A.
该方案整篇结构由“标题+引言+主体+落款”构成
B.
最后一部分领导24小时开机的内容可与第一部分合并
C.
最后一部分内容涉及“事故应急预案”方面的安排
【简答题】盖革计数管由一根细金属丝和包围它的同轴导电圆筒组成。丝直径为2.5×10 -2 mm,圆筒内直径为25mm,管长为100mm。设导体间为真空,计算盖革计数管的电容。(可用无限长导体圆筒的场强公式计算电场。)
【单选题】图示结构截面K的剪力值Q K 为:( )