【简答题】计算图示机构的自由度,该机构的运动是否确定?
【判断题】天然含水量w=75%的淤泥的地基承载力为40kPa.
【单选题】An export company entered into a deal with a foreign client under CIF conditions. In accordance with the INCOTERMS 2010, our company shall be responsible for ( ) insurance unless otherwise stipulat...
【简答题】4-2 试证不可压流体的运动 不可能存在。
【判断题】岗位责任制不是幼儿园规章制度的核心。()