【单选题】以下说法不正确的有 答案:
A.
常流式动力转向中,通过转向传动副使液压系统内的单向阀改变油路方向,实现不同的转向
B.
常流式动力转向系中,溢流阀的作用是把多余的油流回低压边,以控制最小供油量
C.
动力转向系中,安全阀既可限制最大压力,又可限制多余的油液
D.
动力转向系油管的制作材料和构造使它有消除噪声、吸振等作用
【单选题】Foxes and farmers have never got on well. These small dog-like animals have long been accused of killing farm animals. They are officially classified as harmful and farmers try to keep their numbers d...
B.
in the interests of the farmers
C.
to limit the fox population
D.
to show off their wealth
【单选题】— I’m glad to see you. — _____ _.
【单选题】采用假设开发法中的现金流量折现法估价时,开发完成后的房地产价值在估价时点为( )。
【单选题】In the futures market, leverage______.
A.
refers to investors' having control over large cash amounts of commodities with comparatively small levels of capital
B.
means a small change in a futures price can translate into a huge gain or loss
C.
likes a double-edged sword
【单选题】下面是曹雪芹《红楼梦》中的一段话, 请选择这句话使用了哪种人物描写方法? 句子:黛玉纳罕道:这些人个个皆敛声屏气,恭肃严整如此,这来者系谁,这样放诞无礼。