【判断题】该体系为几何不变体系,有0个多余约束,缺0必要约束【图片】
【判断题】典型报道中要求基调定位明确。主题报道,以国家和社会发展中的特定议题为中心,所以基调要站位高远、视野广阔,具有指导意义和主流价值;成就报道定位热烈洋溢、宣传鼓劲,深度报道定位切中要害、语重心长、引发思考和启示。
【单选题】The shirt is very nice. I’ll take it.
【单选题】— Have you found anything about famous scientists ____ you'll use for your talk? — Not yet. I'll go to the library after school. [ ]
【单选题】背部第12肋与脊柱的夹角的顶点的体表标志是
【单选题】-In what way will you use your portable computer? -I’ll use it ______ for giving lectures at conferences at home and abroad.
【判断题】该体系 为几何不变体系,且有一个多余约束。【图片】
【单选题】—May I use your car this afternoon? —Sorry. It broke down this morning again. I’ll have it ________.
【简答题】如图所示,该体系的计算自由度数W=( ),该体系为( )体系。 注:第二个空的答案应按如下形式书写,否则不得分! 几何 常 变 几何瞬变 几何不变且无多余约束 几何不变且有X个多余约束