【判断题】按GB 7588-2003《电梯制造与安装安全规范》规定,轿厢左、右两根导轨的水平中线应重合在一水平轴线上。
【判断题】Stephen Crane is considered as one of American naturalistic writers.
【多选题】Which of the following belong to American naturalistic writers?
【判断题】按GB7588-2003《电梯制造与安装安全规范》规定,轿厢左、右两根导轨的水平中线应重合在一水平轴线上。
【判断题】起点相同的两个向量的差等于减向量的终点到被减向量的终点形成的向量.
【多选题】American Naturalistic writers include and Theodore Dreiser.
【判断题】轿厢左、右两根导轨的水平中线应重合在一水平轴线上。( )
【单选题】People all over the world are all ______ about the relationship between China and Japan.