【单选题】The truss type fuselage frame is usually constructed of steel tubing ______together in such a manner that all members of the truss can carry both tension and compression loads.
【判断题】网络广告的本质是一种付费的网络营销方法。( )
【单选题】When supporting the same magnitude of force, truss members in compression are generally made _______ as compared to members in tension.
【简答题】In the shown truss, there are altogether ________ inactive members.【图片】
【单选题】For this truss, determine the number of zero-force members.
【判断题】网络广告的本质是向互联网用户传递营销信息的一种方法,是对用户注意力的资源的合理利用。
【单选题】One of the assumptions used when analyzing a simple truss is that the members are joined together by __________.