.钢筋混凝土框架结构的特点是( )。 I.由楼盖承受竖向荷载,框架承受水平荷载 II.框架梁和柱刚接 III.在竖向荷载作用下,承受负弯矩,跨中承受正弯矩 IV.在竖向荷载作用下,框架柱外压弯构件 A. I、II、III B. I、II、IV C. I、II、III、IV D. II、III、IV
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【单选题】Britain almost more than any other country in the world most seriously faces the problem of building upwards, that is to say, of accommodating a considerable proportion of its population in high block...
A.
English people like most people in other countries, dislike living in flats
B.
people in most countries of the world today are not opposed to living in flats
C.
people in Britain are forced to move into high blocks of flats
D.
modem flats still fail to provide the necessary facilities for living
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