【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.
【单选题】For this truss, determine the number of zero-force members.
【单选题】指从事武术活动群体中形成的对练习者的行为规范要求的总和,称为( )
【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。
【简答题】未予说明时,室内给水管道、供暖管道、矩形风管的标注标高分别指管道什么部位的标高?
【单选题】One of the assumptions used when analyzing a simple truss is that the members are joined together by __________.