【多选题】对于一般的一阶线性齐次常系数差分方程组【图片】称满足方程组【图片】的解向量【图片】为(2)的平衡点。如果【图片】则称平衡点是稳定的. 记【图片】.可以通过分析矩阵【图片】的特征值来判断平衡点的稳定性,下面说法正确的是:
【单选题】I'll try as hard as I can but I don't think I have much ______ of winning the game.
【判断题】以 为法向量,且通过点 的平面方程为 。( )
【多选题】案例一某大型综合性购物中心工程项目,建筑面积16万平方米,地下室2层。顼目总承包企业将井点降水分包给了具有基础施工资质的红星建筑基础公司施工,地下室工程和主体工程的混凝土施工由总包自行实施,总承包人与诚信建筑劳务公司签订了混凝土施工的劳务分包合同,明确了施工质量要求和进度要求。地下室工程实施过程中,恰逢雨天较多,红星基础公司现场设备故障严重致使累计停止井点降水13天,诚信劳务公司通过努力赶工在该部...
【单选题】通过点(1,2,3),且以 =(1,-2,3)为法线向量的平面方程为:
【单选题】What sort of questions will be asked in a traditional interview?
A.
a. Questions that typically have straight forward answers.
B.
b. Questions that do not have typically straight forward answers.
C.
c. Questions that aim at personal information.
D.
d. Questions about your problem-solving skills.
【简答题】Listen to the recording and fill in with at most 5 words for a blank. 听录音,填空5道题。 David:Do many people in your company do exercise? Julia:Yes. Many young, single people with desk jobs, like me, ______...