【单选题】—Diana. I forget new words quickly. How can I remember them? —Don’t worry. It’s to forget new words! I suggest you read the words and try to use them.
【判断题】刚体平移必为刚体平面运动的特例,但刚体定轴转动不一定是刚体平面运动的特例。
【单选题】回答下列各题: Too much to read!It’S impossible to find time to read today’S top business books and thousands are published each year.Yet not keeping up with those books could be a serious and expensive mist...
【简答题】To save yourself from embarrassment (尴尬), it’s good to read a few books or research online about the culture and customs of the country you plan to visit. Clothing: Wearing shorts in public is general...
【单选题】某梁板式条基的基础梁集中标注中“B:2Φ25+(2Φ14)”表示的含义是()。
A.
基础梁底部配有2根直径25mm的一级钢贯通纵筋,2根直径14mm的一级钢支座负筋
B.
基础梁底部配有2根直径25mm和2根直径14mm的一级钢贯通纵筋
C.
基础梁底部配有2根直径25mm的一级钢贯通纵筋,顶部2根直径14mm的一级钢贯通纵筋
D.
基础梁底部配有2根直径25mm的一级钢贯通纵筋以及2根直径14mm的一级钢架立筋
【单选题】中国古代进入文明时期(距今4000年左右),中国的文化中心是哪个文化圈().