【判断题】建筑立面图应包括投影方向可见的建筑外轮廓线构配件墙面做法及必要的尺寸和标高等,勒脚不必绘制 。
【简答题】Fuel tank is usually made of sheet steel with rectangular or circular in shape and have a capacity for approximately 270 liters of fuel.(翻译)
【简答题】George worked in London. He wasn't married, and usually had his lunch, and sometimes his dinner, in small restaurants. One evening he decided to go to an expensive restaurant, and when he got in, he s...
【单选题】下列关于原电池的叙述中,错误的是( )
B.
随着电池反应的进行,两电极的电极电势不一定随时间变化;
【简答题】一种利用电容器测量油箱中油量的装置示意图如图12.4所示。附接电子线路能测出等效相对介电常量ε r,eff (即电容相当而充满板间的介电质的相对介电常量)。设电容器两板的高度都是a,试导出等效相对介电常量和油面高度的关系,以ε r 表示油的相对介电常量。就汽油(ε r =1.95)和甲醇(ε r =33)相比,哪种燃料更适宜用此种油量计?
【判断题】瞿希贤根据东蒙民歌改编的无伴奏合唱《牧歌》,体现出她真挚抒情的音乐风格。
【单选题】George Mercer
A.
does all his business using modern telecommunications.
B.
usually only sees his managers at scheduled meetings.
C.
lives less than 7 miles from any of his cafes.